Home / 54,516,247.40-81,774,371.10-51,157,015.40

Finding the Fourth Proportional to 54,516,247.40, 81,774,371.10 and 51,157,015.40

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Solution

The fourth proportional to 54,516,247.40, 81,774,371.10 and 51,157,015.40 is: 76,735,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,516,247.40 : 81,774,371.10 = 51,157,015.40 : x
  2. Step 2: Convert to fraction form
    54,516,247.40/81,774,371.10 = 51,157,015.40/x
  3. Step 3: Cross multiply
    54,516,247.40x = 81,774,371.10 × 51,157,015.40
  4. Step 4: Simplify right side
    54,516,247.40x = 4,183,332,761,688,014.50
  5. Step 5: Solve for x
    x = 4,183,332,761,688,014.50/54,516,247.40
  6. Step 6: Final answer
    x = 76,735,523.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.