Home / 67,900,503.17-93,704,957.72-38,136,396.36

Finding the Fourth Proportional to 67,900,503.17, 93,704,957.72 and 38,136,396.36

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Solution

The fourth proportional to 67,900,503.17, 93,704,957.72 and 38,136,396.36 is: 52,629,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,900,503.17 : 93,704,957.72 = 38,136,396.36 : x
  2. Step 2: Convert to fraction form
    67,900,503.17/93,704,957.72 = 38,136,396.36/x
  3. Step 3: Cross multiply
    67,900,503.17x = 93,704,957.72 × 38,136,396.36
  4. Step 4: Simplify right side
    67,900,503.17x = 3,573,569,408,107,898
  5. Step 5: Solve for x
    x = 3,573,569,408,107,898/67,900,503.17
  6. Step 6: Final answer
    x = 52,629,498.19

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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.