Home / 5,109,125.76-7,051,066.56-2,933,953.92

Finding the Fourth Proportional to 5,109,125.76, 7,051,066.56 and 2,933,953.92

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Solution

The fourth proportional to 5,109,125.76, 7,051,066.56 and 2,933,953.92 is: 4,049,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,125.76 : 7,051,066.56 = 2,933,953.92 : x
  2. Step 2: Convert to fraction form
    5,109,125.76/7,051,066.56 = 2,933,953.92/x
  3. Step 3: Cross multiply
    5,109,125.76x = 7,051,066.56 × 2,933,953.92
  4. Step 4: Simplify right side
    5,109,125.76x = 20,687,504,373,892.91
  5. Step 5: Solve for x
    x = 20,687,504,373,892.91/5,109,125.76
  6. Step 6: Final answer
    x = 4,049,128.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.