Home / 12,475,614.70-18,676,680.45-9,294,841.90

Finding the Fourth Proportional to 12,475,614.70, 18,676,680.45 and 9,294,841.90

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Solution

The fourth proportional to 12,475,614.70, 18,676,680.45 and 9,294,841.90 is: 13,914,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475,614.70 : 18,676,680.45 = 9,294,841.90 : x
  2. Step 2: Convert to fraction form
    12,475,614.70/18,676,680.45 = 9,294,841.90/x
  3. Step 3: Cross multiply
    12,475,614.70x = 18,676,680.45 × 9,294,841.90
  4. Step 4: Simplify right side
    12,475,614.70x = 173,596,791,999,570.84
  5. Step 5: Solve for x
    x = 173,596,791,999,570.84/12,475,614.70
  6. Step 6: Final answer
    x = 13,914,888.86

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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.