Home / 15,541,664.70-23,312,497.05-12,140,442.30

Finding the Fourth Proportional to 15,541,664.70, 23,312,497.05 and 12,140,442.30

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Solution

The fourth proportional to 15,541,664.70, 23,312,497.05 and 12,140,442.30 is: 18,210,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,664.70 : 23,312,497.05 = 12,140,442.30 : x
  2. Step 2: Convert to fraction form
    15,541,664.70/23,312,497.05 = 12,140,442.30/x
  3. Step 3: Cross multiply
    15,541,664.70x = 23,312,497.05 × 12,140,442.30
  4. Step 4: Simplify right side
    15,541,664.70x = 283,024,025,304,445.25
  5. Step 5: Solve for x
    x = 283,024,025,304,445.25/15,541,664.70
  6. Step 6: Final answer
    x = 18,210,663.45

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Double scale
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Similar ratio
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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.