Home / 20,711,001.42-31,061,519.73-6,334,193.88

Finding the Fourth Proportional to 20,711,001.42, 31,061,519.73 and 6,334,193.88

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Solution

The fourth proportional to 20,711,001.42, 31,061,519.73 and 6,334,193.88 is: 9,499,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,711,001.42 : 31,061,519.73 = 6,334,193.88 : x
  2. Step 2: Convert to fraction form
    20,711,001.42/31,061,519.73 = 6,334,193.88/x
  3. Step 3: Cross multiply
    20,711,001.42x = 31,061,519.73 × 6,334,193.88
  4. Step 4: Simplify right side
    20,711,001.42x = 196,749,688,177,265.25
  5. Step 5: Solve for x
    x = 196,749,688,177,265.25/20,711,001.42
  6. Step 6: Final answer
    x = 9,499,767.02

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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.