Home / 16,488,840.30-22,754,736.18-9,147,154.20

Finding the Fourth Proportional to 16,488,840.30, 22,754,736.18 and 9,147,154.20

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Solution

The fourth proportional to 16,488,840.30, 22,754,736.18 and 9,147,154.20 is: 12,623,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488,840.30 : 22,754,736.18 = 9,147,154.20 : x
  2. Step 2: Convert to fraction form
    16,488,840.30/22,754,736.18 = 9,147,154.20/x
  3. Step 3: Cross multiply
    16,488,840.30x = 22,754,736.18 × 9,147,154.20
  4. Step 4: Simplify right side
    16,488,840.30x = 208,141,080,618,778.94
  5. Step 5: Solve for x
    x = 208,141,080,618,778.94/16,488,840.30
  6. Step 6: Final answer
    x = 12,623,148.56

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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.