Home / 72,375,676.60-108,563,514.90-38,363,452.60

Finding the Fourth Proportional to 72,375,676.60, 108,563,514.90 and 38,363,452.60

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Solution

The fourth proportional to 72,375,676.60, 108,563,514.90 and 38,363,452.60 is: 57,545,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,375,676.60 : 108,563,514.90 = 38,363,452.60 : x
  2. Step 2: Convert to fraction form
    72,375,676.60/108,563,514.90 = 38,363,452.60/x
  3. Step 3: Cross multiply
    72,375,676.60x = 108,563,514.90 × 38,363,452.60
  4. Step 4: Simplify right side
    72,375,676.60x = 4,164,871,257,955,544
  5. Step 5: Solve for x
    x = 4,164,871,257,955,544/72,375,676.60
  6. Step 6: Final answer
    x = 57,545,178.90

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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.