Home / 52,039,957.52-71,815,070.28-28,836,586.64

Finding the Fourth Proportional to 52,039,957.52, 71,815,070.28 and 28,836,586.64

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Solution

The fourth proportional to 52,039,957.52, 71,815,070.28 and 28,836,586.64 is: 39,794,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039,957.52 : 71,815,070.28 = 28,836,586.64 : x
  2. Step 2: Convert to fraction form
    52,039,957.52/71,815,070.28 = 28,836,586.64/x
  3. Step 3: Cross multiply
    52,039,957.52x = 71,815,070.28 × 28,836,586.64
  4. Step 4: Simplify right side
    52,039,957.52x = 2,070,901,496,186,909.25
  5. Step 5: Solve for x
    x = 2,070,901,496,186,909.25/52,039,957.52
  6. Step 6: Final answer
    x = 39,794,450.17

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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.