Home / 15,943,678.30-23,915,517.45-11,156,772.70

Finding the Fourth Proportional to 15,943,678.30, 23,915,517.45 and 11,156,772.70

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Solution

The fourth proportional to 15,943,678.30, 23,915,517.45 and 11,156,772.70 is: 16,735,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,678.30 : 23,915,517.45 = 11,156,772.70 : x
  2. Step 2: Convert to fraction form
    15,943,678.30/23,915,517.45 = 11,156,772.70/x
  3. Step 3: Cross multiply
    15,943,678.30x = 23,915,517.45 × 11,156,772.70
  4. Step 4: Simplify right side
    15,943,678.30x = 266,819,992,192,533.59
  5. Step 5: Solve for x
    x = 266,819,992,192,533.59/15,943,678.30
  6. Step 6: Final answer
    x = 16,735,159.05

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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.