Home / 6,645,738.76-9,174,181.14-3,892,043.56

Finding the Fourth Proportional to 6,645,738.76, 9,174,181.14 and 3,892,043.56

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Solution

The fourth proportional to 6,645,738.76, 9,174,181.14 and 3,892,043.56 is: 5,372,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,738.76 : 9,174,181.14 = 3,892,043.56 : x
  2. Step 2: Convert to fraction form
    6,645,738.76/9,174,181.14 = 3,892,043.56/x
  3. Step 3: Cross multiply
    6,645,738.76x = 9,174,181.14 × 3,892,043.56
  4. Step 4: Simplify right side
    6,645,738.76x = 35,706,312,624,210.46
  5. Step 5: Solve for x
    x = 35,706,312,624,210.46/6,645,738.76
  6. Step 6: Final answer
    x = 5,372,813.15

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.