Home / 18,144,633.60-27,153,964.80-16,632,979.20

Finding the Fourth Proportional to 18,144,633.60, 27,153,964.80 and 16,632,979.20

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Solution

The fourth proportional to 18,144,633.60, 27,153,964.80 and 16,632,979.20 is: 24,891,730.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,633.60 : 27,153,964.80 = 16,632,979.20 : x
  2. Step 2: Convert to fraction form
    18,144,633.60/27,153,964.80 = 16,632,979.20/x
  3. Step 3: Cross multiply
    18,144,633.60x = 27,153,964.80 × 16,632,979.20
  4. Step 4: Simplify right side
    18,144,633.60x = 451,651,331,715,932.12
  5. Step 5: Solve for x
    x = 451,651,331,715,932.12/18,144,633.60
  6. Step 6: Final answer
    x = 24,891,730.62

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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.