Home / 72,967,246.22-100,690,369.13-41,600,909.50

Finding the Fourth Proportional to 72,967,246.22, 100,690,369.13 and 41,600,909.50

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Solution

The fourth proportional to 72,967,246.22, 100,690,369.13 and 41,600,909.50 is: 57,406,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,967,246.22 : 100,690,369.13 = 41,600,909.50 : x
  2. Step 2: Convert to fraction form
    72,967,246.22/100,690,369.13 = 41,600,909.50/x
  3. Step 3: Cross multiply
    72,967,246.22x = 100,690,369.13 × 41,600,909.50
  4. Step 4: Simplify right side
    72,967,246.22x = 4,188,810,933,551,000
  5. Step 5: Solve for x
    x = 4,188,810,933,551,000/72,967,246.22
  6. Step 6: Final answer
    x = 57,406,729.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.