Home / 18,523,645.15-27,767,534.32-8,282,711.47

Finding the Fourth Proportional to 18,523,645.15, 27,767,534.32 and 8,282,711.47

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Solution

The fourth proportional to 18,523,645.15, 27,767,534.32 and 8,282,711.47 is: 12,416,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523,645.15 : 27,767,534.32 = 8,282,711.47 : x
  2. Step 2: Convert to fraction form
    18,523,645.15/27,767,534.32 = 8,282,711.47/x
  3. Step 3: Cross multiply
    18,523,645.15x = 27,767,534.32 × 8,282,711.47
  4. Step 4: Simplify right side
    18,523,645.15x = 229,990,475,005,882.66
  5. Step 5: Solve for x
    x = 229,990,475,005,882.66/18,523,645.15
  6. Step 6: Final answer
    x = 12,416,048.42

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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.