Home / 15,960,221.78-23,943,697.61-5,176,683.68

Finding the Fourth Proportional to 15,960,221.78, 23,943,697.61 and 5,176,683.68

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Solution

The fourth proportional to 15,960,221.78, 23,943,697.61 and 5,176,683.68 is: 7,766,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960,221.78 : 23,943,697.61 = 5,176,683.68 : x
  2. Step 2: Convert to fraction form
    15,960,221.78/23,943,697.61 = 5,176,683.68/x
  3. Step 3: Cross multiply
    15,960,221.78x = 23,943,697.61 × 5,176,683.68
  4. Step 4: Simplify right side
    15,960,221.78x = 123,948,948,510,940.09
  5. Step 5: Solve for x
    x = 123,948,948,510,940.09/15,960,221.78
  6. Step 6: Final answer
    x = 7,766,116.93

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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.