Home / 20,092,949.86-30,121,480.46-7,304,445.50

Finding the Fourth Proportional to 20,092,949.86, 30,121,480.46 and 7,304,445.50

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Solution

The fourth proportional to 20,092,949.86, 30,121,480.46 and 7,304,445.50 is: 10,950,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092,949.86 : 30,121,480.46 = 7,304,445.50 : x
  2. Step 2: Convert to fraction form
    20,092,949.86/30,121,480.46 = 7,304,445.50/x
  3. Step 3: Cross multiply
    20,092,949.86x = 30,121,480.46 × 7,304,445.50
  4. Step 4: Simplify right side
    20,092,949.86x = 220,020,712,399,384.94
  5. Step 5: Solve for x
    x = 220,020,712,399,384.94/20,092,949.86
  6. Step 6: Final answer
    x = 10,950,144.90

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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.