Home / 10,248,121.47-15,371,935.91-3,331,591.86

Finding the Fourth Proportional to 10,248,121.47, 15,371,935.91 and 3,331,591.86

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Solution

The fourth proportional to 10,248,121.47, 15,371,935.91 and 3,331,591.86 is: 4,997,307.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248,121.47 : 15,371,935.91 = 3,331,591.86 : x
  2. Step 2: Convert to fraction form
    10,248,121.47/15,371,935.91 = 3,331,591.86/x
  3. Step 3: Cross multiply
    10,248,121.47x = 15,371,935.91 × 3,331,591.86
  4. Step 4: Simplify right side
    10,248,121.47x = 51,213,016,481,666.99
  5. Step 5: Solve for x
    x = 51,213,016,481,666.99/10,248,121.47
  6. Step 6: Final answer
    x = 4,997,307.72

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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.