Home / 81,579,188.08-122,372,158.98-24,071,459.24

Finding the Fourth Proportional to 81,579,188.08, 122,372,158.98 and 24,071,459.24

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Solution

The fourth proportional to 81,579,188.08, 122,372,158.98 and 24,071,459.24 is: 36,108,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,579,188.08 : 122,372,158.98 = 24,071,459.24 : x
  2. Step 2: Convert to fraction form
    81,579,188.08/122,372,158.98 = 24,071,459.24/x
  3. Step 3: Cross multiply
    81,579,188.08x = 122,372,158.98 × 24,071,459.24
  4. Step 4: Simplify right side
    81,579,188.08x = 2,945,676,436,997,870
  5. Step 5: Solve for x
    x = 2,945,676,436,997,870/81,579,188.08
  6. Step 6: Final answer
    x = 36,108,185.27

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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.