Home / 10,021,367.55-15,042,681.20-8,876,049.17

Finding the Fourth Proportional to 10,021,367.55, 15,042,681.20 and 8,876,049.17

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Solution

The fourth proportional to 10,021,367.55, 15,042,681.20 and 8,876,049.17 is: 13,323,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021,367.55 : 15,042,681.20 = 8,876,049.17 : x
  2. Step 2: Convert to fraction form
    10,021,367.55/15,042,681.20 = 8,876,049.17/x
  3. Step 3: Cross multiply
    10,021,367.55x = 15,042,681.20 × 8,876,049.17
  4. Step 4: Simplify right side
    10,021,367.55x = 133,519,577,979,834.59
  5. Step 5: Solve for x
    x = 133,519,577,979,834.59/10,021,367.55
  6. Step 6: Final answer
    x = 13,323,488.77

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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.