Home / 31,453,412.10-47,180,118.15-10,178,276.10

Finding the Fourth Proportional to 31,453,412.10, 47,180,118.15 and 10,178,276.10

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Solution

The fourth proportional to 31,453,412.10, 47,180,118.15 and 10,178,276.10 is: 15,267,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453,412.10 : 47,180,118.15 = 10,178,276.10 : x
  2. Step 2: Convert to fraction form
    31,453,412.10/47,180,118.15 = 10,178,276.10/x
  3. Step 3: Cross multiply
    31,453,412.10x = 47,180,118.15 × 10,178,276.10
  4. Step 4: Simplify right side
    31,453,412.10x = 480,212,268,961,321.19
  5. Step 5: Solve for x
    x = 480,212,268,961,321.19/31,453,412.10
  6. Step 6: Final answer
    x = 15,267,414.15

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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.