Home / 16,510,213.20-22,784,165.76-9,168,023.88

Finding the Fourth Proportional to 16,510,213.20, 22,784,165.76 and 9,168,023.88

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Solution

The fourth proportional to 16,510,213.20, 22,784,165.76 and 9,168,023.88 is: 12,651,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,510,213.20 : 22,784,165.76 = 9,168,023.88 : x
  2. Step 2: Convert to fraction form
    16,510,213.20/22,784,165.76 = 9,168,023.88/x
  3. Step 3: Cross multiply
    16,510,213.20x = 22,784,165.76 × 9,168,023.88
  4. Step 4: Simplify right side
    16,510,213.20x = 208,885,775,773,558.38
  5. Step 5: Solve for x
    x = 208,885,775,773,558.38/16,510,213.20
  6. Step 6: Final answer
    x = 12,651,912.68

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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.