Home / 52,497,690.62-78,750,319.75-20,149,593.20

Finding the Fourth Proportional to 52,497,690.62, 78,750,319.75 and 20,149,593.20

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Solution

The fourth proportional to 52,497,690.62, 78,750,319.75 and 20,149,593.20 is: 30,225,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,497,690.62 : 78,750,319.75 = 20,149,593.20 : x
  2. Step 2: Convert to fraction form
    52,497,690.62/78,750,319.75 = 20,149,593.20/x
  3. Step 3: Cross multiply
    52,497,690.62x = 78,750,319.75 × 20,149,593.20
  4. Step 4: Simplify right side
    52,497,690.62x = 1,586,786,906,888,300.25
  5. Step 5: Solve for x
    x = 1,586,786,906,888,300.25/52,497,690.62
  6. Step 6: Final answer
    x = 30,225,842.10

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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.