Home / 15,306,172.73-21,123,002.47-8,337,060.08

Finding the Fourth Proportional to 15,306,172.73, 21,123,002.47 and 8,337,060.08

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Solution

The fourth proportional to 15,306,172.73, 21,123,002.47 and 8,337,060.08 is: 11,505,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306,172.73 : 21,123,002.47 = 8,337,060.08 : x
  2. Step 2: Convert to fraction form
    15,306,172.73/21,123,002.47 = 8,337,060.08/x
  3. Step 3: Cross multiply
    15,306,172.73x = 21,123,002.47 × 8,337,060.08
  4. Step 4: Simplify right side
    15,306,172.73x = 176,103,740,672,180.72
  5. Step 5: Solve for x
    x = 176,103,740,672,180.72/15,306,172.73
  6. Step 6: Final answer
    x = 11,505,406.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.