Home / 39,672,125.70-59,508,188.55-28,082,775.30

Finding the Fourth Proportional to 39,672,125.70, 59,508,188.55 and 28,082,775.30

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Solution

The fourth proportional to 39,672,125.70, 59,508,188.55 and 28,082,775.30 is: 42,124,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672,125.70 : 59,508,188.55 = 28,082,775.30 : x
  2. Step 2: Convert to fraction form
    39,672,125.70/59,508,188.55 = 28,082,775.30/x
  3. Step 3: Cross multiply
    39,672,125.70x = 59,508,188.55 × 28,082,775.30
  4. Step 4: Simplify right side
    39,672,125.70x = 1,671,155,087,559,682.75
  5. Step 5: Solve for x
    x = 1,671,155,087,559,682.75/39,672,125.70
  6. Step 6: Final answer
    x = 42,124,162.95

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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.