Home / 71,928,265.05-107,892,397.58-48,970,013.85

Finding the Fourth Proportional to 71,928,265.05, 107,892,397.58 and 48,970,013.85

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Solution

The fourth proportional to 71,928,265.05, 107,892,397.58 and 48,970,013.85 is: 73,455,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,928,265.05 : 107,892,397.58 = 48,970,013.85 : x
  2. Step 2: Convert to fraction form
    71,928,265.05/107,892,397.58 = 48,970,013.85/x
  3. Step 3: Cross multiply
    71,928,265.05x = 107,892,397.58 × 48,970,013.85
  4. Step 4: Simplify right side
    71,928,265.05x = 5,283,492,203,557,457
  5. Step 5: Solve for x
    x = 5,283,492,203,557,457/71,928,265.05
  6. Step 6: Final answer
    x = 73,455,020.78

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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.