Home / 57,672,024.10-86,508,036.15-30,340,939.30

Finding the Fourth Proportional to 57,672,024.10, 86,508,036.15 and 30,340,939.30

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Solution

The fourth proportional to 57,672,024.10, 86,508,036.15 and 30,340,939.30 is: 45,511,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,024.10 : 86,508,036.15 = 30,340,939.30 : x
  2. Step 2: Convert to fraction form
    57,672,024.10/86,508,036.15 = 30,340,939.30/x
  3. Step 3: Cross multiply
    57,672,024.10x = 86,508,036.15 × 30,340,939.30
  4. Step 4: Simplify right side
    57,672,024.10x = 2,624,735,073,789,356
  5. Step 5: Solve for x
    x = 2,624,735,073,789,356/57,672,024.10
  6. Step 6: Final answer
    x = 45,511,408.95

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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.