Home / 72,757,524.60-109,071,732.24-26,688,796.88

Finding the Fourth Proportional to 72,757,524.60, 109,071,732.24 and 26,688,796.88

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Solution

The fourth proportional to 72,757,524.60, 109,071,732.24 and 26,688,796.88 is: 40,009,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,757,524.60 : 109,071,732.24 = 26,688,796.88 : x
  2. Step 2: Convert to fraction form
    72,757,524.60/109,071,732.24 = 26,688,796.88/x
  3. Step 3: Cross multiply
    72,757,524.60x = 109,071,732.24 × 26,688,796.88
  4. Step 4: Simplify right side
    72,757,524.60x = 2,910,993,306,557,748.50
  5. Step 5: Solve for x
    x = 2,910,993,306,557,748.50/72,757,524.60
  6. Step 6: Final answer
    x = 40,009,515.48

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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.