Home / 14,690,820.60-22,036,230.90-7,972,356.60

Finding the Fourth Proportional to 14,690,820.60, 22,036,230.90 and 7,972,356.60

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Solution

The fourth proportional to 14,690,820.60, 22,036,230.90 and 7,972,356.60 is: 11,958,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690,820.60 : 22,036,230.90 = 7,972,356.60 : x
  2. Step 2: Convert to fraction form
    14,690,820.60/22,036,230.90 = 7,972,356.60/x
  3. Step 3: Cross multiply
    14,690,820.60x = 22,036,230.90 × 7,972,356.60
  4. Step 4: Simplify right side
    14,690,820.60x = 175,680,690,854,738.91
  5. Step 5: Solve for x
    x = 175,680,690,854,738.91/14,690,820.60
  6. Step 6: Final answer
    x = 11,958,534.90

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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.