Home / 72,149,599.62-108,261,607.59-33,815,008.26

Finding the Fourth Proportional to 72,149,599.62, 108,261,607.59 and 33,815,008.26

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Solution

The fourth proportional to 72,149,599.62, 108,261,607.59 and 33,815,008.26 is: 50,739,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,149,599.62 : 108,261,607.59 = 33,815,008.26 : x
  2. Step 2: Convert to fraction form
    72,149,599.62/108,261,607.59 = 33,815,008.26/x
  3. Step 3: Cross multiply
    72,149,599.62x = 108,261,607.59 × 33,815,008.26
  4. Step 4: Simplify right side
    72,149,599.62x = 3,660,867,154,896,728.50
  5. Step 5: Solve for x
    x = 3,660,867,154,896,728.50/72,149,599.62
  6. Step 6: Final answer
    x = 50,739,951.08

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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.