Home / 27,188,404.60-40,782,606.90-16,438,862.20

Finding the Fourth Proportional to 27,188,404.60, 40,782,606.90 and 16,438,862.20

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Solution

The fourth proportional to 27,188,404.60, 40,782,606.90 and 16,438,862.20 is: 24,658,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,404.60 : 40,782,606.90 = 16,438,862.20 : x
  2. Step 2: Convert to fraction form
    27,188,404.60/40,782,606.90 = 16,438,862.20/x
  3. Step 3: Cross multiply
    27,188,404.60x = 40,782,606.90 × 16,438,862.20
  4. Step 4: Simplify right side
    27,188,404.60x = 670,419,654,985,869.12
  5. Step 5: Solve for x
    x = 670,419,654,985,869.12/27,188,404.60
  6. Step 6: Final answer
    x = 24,658,293.30

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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.