Home / 15,942,665.80-23,913,998.70-5,305,097.80

Finding the Fourth Proportional to 15,942,665.80, 23,913,998.70 and 5,305,097.80

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Solution

The fourth proportional to 15,942,665.80, 23,913,998.70 and 5,305,097.80 is: 7,957,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,665.80 : 23,913,998.70 = 5,305,097.80 : x
  2. Step 2: Convert to fraction form
    15,942,665.80/23,913,998.70 = 5,305,097.80/x
  3. Step 3: Cross multiply
    15,942,665.80x = 23,913,998.70 × 5,305,097.80
  4. Step 4: Simplify right side
    15,942,665.80x = 126,866,101,892,572.86
  5. Step 5: Solve for x
    x = 126,866,101,892,572.86/15,942,665.80
  6. Step 6: Final answer
    x = 7,957,646.70

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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.