Home / 52,436,051.66-72,366,059.54-28,919,188.22

Finding the Fourth Proportional to 52,436,051.66, 72,366,059.54 and 28,919,188.22

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Solution

The fourth proportional to 52,436,051.66, 72,366,059.54 and 28,919,188.22 is: 39,910,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,436,051.66 : 72,366,059.54 = 28,919,188.22 : x
  2. Step 2: Convert to fraction form
    52,436,051.66/72,366,059.54 = 28,919,188.22/x
  3. Step 3: Cross multiply
    52,436,051.66x = 72,366,059.54 × 28,919,188.22
  4. Step 4: Simplify right side
    52,436,051.66x = 2,092,767,696,287,454.50
  5. Step 5: Solve for x
    x = 2,092,767,696,287,454.50/52,436,051.66
  6. Step 6: Final answer
    x = 39,910,855.79

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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.