Home / 30,998,545.20-46,476,822.60-15,840,010.80

Finding the Fourth Proportional to 30,998,545.20, 46,476,822.60 and 15,840,010.80

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Solution

The fourth proportional to 30,998,545.20, 46,476,822.60 and 15,840,010.80 is: 23,749,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,998,545.20 : 46,476,822.60 = 15,840,010.80 : x
  2. Step 2: Convert to fraction form
    30,998,545.20/46,476,822.60 = 15,840,010.80/x
  3. Step 3: Cross multiply
    30,998,545.20x = 46,476,822.60 × 15,840,010.80
  4. Step 4: Simplify right side
    30,998,545.20x = 736,193,371,933,684.12
  5. Step 5: Solve for x
    x = 736,193,371,933,684.12/30,998,545.20
  6. Step 6: Final answer
    x = 23,749,287.82

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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.