Home / 15,046,689.29-20,770,787.70-10,158,532.47

Finding the Fourth Proportional to 15,046,689.29, 20,770,787.70 and 10,158,532.47

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Solution

The fourth proportional to 15,046,689.29, 20,770,787.70 and 10,158,532.47 is: 14,023,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,689.29 : 20,770,787.70 = 10,158,532.47 : x
  2. Step 2: Convert to fraction form
    15,046,689.29/20,770,787.70 = 10,158,532.47/x
  3. Step 3: Cross multiply
    15,046,689.29x = 20,770,787.70 × 10,158,532.47
  4. Step 4: Simplify right side
    15,046,689.29x = 211,000,721,277,926.62
  5. Step 5: Solve for x
    x = 211,000,721,277,926.62/15,046,689.29
  6. Step 6: Final answer
    x = 14,023,066.29

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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.