Home / 31,645,985.39-47,476,136.87-10,081,815.47

Finding the Fourth Proportional to 31,645,985.39, 47,476,136.87 and 10,081,815.47

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Solution

The fourth proportional to 31,645,985.39, 47,476,136.87 and 10,081,815.47 is: 15,125,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,645,985.39 : 47,476,136.87 = 10,081,815.47 : x
  2. Step 2: Convert to fraction form
    31,645,985.39/47,476,136.87 = 10,081,815.47/x
  3. Step 3: Cross multiply
    31,645,985.39x = 47,476,136.87 × 10,081,815.47
  4. Step 4: Simplify right side
    31,645,985.39x = 478,645,650,864,013.62
  5. Step 5: Solve for x
    x = 478,645,650,864,013.62/31,645,985.39
  6. Step 6: Final answer
    x = 15,125,003.85

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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.