Home / 54,000,614.49-81,019,861.17-15,664,429.05

Finding the Fourth Proportional to 54,000,614.49, 81,019,861.17 and 15,664,429.05

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Solution

The fourth proportional to 54,000,614.49, 81,019,861.17 and 15,664,429.05 is: 23,502,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,000,614.49 : 81,019,861.17 = 15,664,429.05 : x
  2. Step 2: Convert to fraction form
    54,000,614.49/81,019,861.17 = 15,664,429.05/x
  3. Step 3: Cross multiply
    54,000,614.49x = 81,019,861.17 × 15,664,429.05
  4. Step 4: Simplify right side
    54,000,614.49x = 1,269,129,866,575,749
  5. Step 5: Solve for x
    x = 1,269,129,866,575,749/54,000,614.49
  6. Step 6: Final answer
    x = 23,502,137.50

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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.