Home / 12,711,170.98-17,541,530.10-6,909,963.94

Finding the Fourth Proportional to 12,711,170.98, 17,541,530.10 and 6,909,963.94

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Solution

The fourth proportional to 12,711,170.98, 17,541,530.10 and 6,909,963.94 is: 9,535,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,170.98 : 17,541,530.10 = 6,909,963.94 : x
  2. Step 2: Convert to fraction form
    12,711,170.98/17,541,530.10 = 6,909,963.94/x
  3. Step 3: Cross multiply
    12,711,170.98x = 17,541,530.10 × 6,909,963.94
  4. Step 4: Simplify right side
    12,711,170.98x = 121,211,340,443,424.61
  5. Step 5: Solve for x
    x = 121,211,340,443,424.61/12,711,170.98
  6. Step 6: Final answer
    x = 9,535,812.29

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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.