Home / 6,587,981.62-9,091,412.60-3,687,371.76

Finding the Fourth Proportional to 6,587,981.62, 9,091,412.60 and 3,687,371.76

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Solution

The fourth proportional to 6,587,981.62, 9,091,412.60 and 3,687,371.76 is: 5,088,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587,981.62 : 9,091,412.60 = 3,687,371.76 : x
  2. Step 2: Convert to fraction form
    6,587,981.62/9,091,412.60 = 3,687,371.76/x
  3. Step 3: Cross multiply
    6,587,981.62x = 9,091,412.60 × 3,687,371.76
  4. Step 4: Simplify right side
    6,587,981.62x = 33,523,418,079,748.17
  5. Step 5: Solve for x
    x = 33,523,418,079,748.17/6,587,981.62
  6. Step 6: Final answer
    x = 5,088,571.89

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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.