Home / 14,981,152.23-20,668,107.50-8,700,610.38

Finding the Fourth Proportional to 14,981,152.23, 20,668,107.50 and 8,700,610.38

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Solution

The fourth proportional to 14,981,152.23, 20,668,107.50 and 8,700,610.38 is: 12,003,425.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,152.23 : 20,668,107.50 = 8,700,610.38 : x
  2. Step 2: Convert to fraction form
    14,981,152.23/20,668,107.50 = 8,700,610.38/x
  3. Step 3: Cross multiply
    14,981,152.23x = 20,668,107.50 × 8,700,610.38
  4. Step 4: Simplify right side
    14,981,152.23x = 179,825,150,546,115.31
  5. Step 5: Solve for x
    x = 179,825,150,546,115.31/14,981,152.23
  6. Step 6: Final answer
    x = 12,003,425.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.