Home / 27,656,859.60-41,485,289.40-8,487,658.80

Finding the Fourth Proportional to 27,656,859.60, 41,485,289.40 and 8,487,658.80

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Solution

The fourth proportional to 27,656,859.60, 41,485,289.40 and 8,487,658.80 is: 12,731,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,656,859.60 : 41,485,289.40 = 8,487,658.80 : x
  2. Step 2: Convert to fraction form
    27,656,859.60/41,485,289.40 = 8,487,658.80/x
  3. Step 3: Cross multiply
    27,656,859.60x = 41,485,289.40 × 8,487,658.80
  4. Step 4: Simplify right side
    27,656,859.60x = 352,112,981,646,456.75
  5. Step 5: Solve for x
    x = 352,112,981,646,456.75/27,656,859.60
  6. Step 6: Final answer
    x = 12,731,488.20

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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.