Home / 52,027,285.52-71,792,421.42-28,818,076.07

Finding the Fourth Proportional to 52,027,285.52, 71,792,421.42 and 28,818,076.07

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Solution

The fourth proportional to 52,027,285.52, 71,792,421.42 and 28,818,076.07 is: 39,766,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,027,285.52 : 71,792,421.42 = 28,818,076.07 : x
  2. Step 2: Convert to fraction form
    52,027,285.52/71,792,421.42 = 28,818,076.07/x
  3. Step 3: Cross multiply
    52,027,285.52x = 71,792,421.42 × 28,818,076.07
  4. Step 4: Simplify right side
    52,027,285.52x = 2,068,919,461,371,607.25
  5. Step 5: Solve for x
    x = 2,068,919,461,371,607.25/52,027,285.52
  6. Step 6: Final answer
    x = 39,766,046.62

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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.