Home / 74,247,180.08-111,357,926.88-19,660,549.86

Finding the Fourth Proportional to 74,247,180.08, 111,357,926.88 and 19,660,549.86

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Solution

The fourth proportional to 74,247,180.08, 111,357,926.88 and 19,660,549.86 is: 29,487,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,247,180.08 : 111,357,926.88 = 19,660,549.86 : x
  2. Step 2: Convert to fraction form
    74,247,180.08/111,357,926.88 = 19,660,549.86/x
  3. Step 3: Cross multiply
    74,247,180.08x = 111,357,926.88 × 19,660,549.86
  4. Step 4: Simplify right side
    74,247,180.08x = 2,189,358,073,730,474
  5. Step 5: Solve for x
    x = 2,189,358,073,730,474/74,247,180.08
  6. Step 6: Final answer
    x = 29,487,423.92

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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.