Home / 11,688,044.80-17,532,067.20-11,240,147.20

Finding the Fourth Proportional to 11,688,044.80, 17,532,067.20 and 11,240,147.20

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Solution

The fourth proportional to 11,688,044.80, 17,532,067.20 and 11,240,147.20 is: 16,860,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,044.80 : 17,532,067.20 = 11,240,147.20 : x
  2. Step 2: Convert to fraction form
    11,688,044.80/17,532,067.20 = 11,240,147.20/x
  3. Step 3: Cross multiply
    11,688,044.80x = 17,532,067.20 × 11,240,147.20
  4. Step 4: Simplify right side
    11,688,044.80x = 197,063,016,048,291.81
  5. Step 5: Solve for x
    x = 197,063,016,048,291.81/11,688,044.80
  6. Step 6: Final answer
    x = 16,860,220.80

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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.