Home / 12,469,164.50-17,219,332.24-11,789,842.74

Finding the Fourth Proportional to 12,469,164.50, 17,219,332.24 and 11,789,842.74

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Solution

The fourth proportional to 12,469,164.50, 17,219,332.24 and 11,789,842.74 is: 16,281,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,164.50 : 17,219,332.24 = 11,789,842.74 : x
  2. Step 2: Convert to fraction form
    12,469,164.50/17,219,332.24 = 11,789,842.74/x
  3. Step 3: Cross multiply
    12,469,164.50x = 17,219,332.24 × 11,789,842.74
  4. Step 4: Simplify right side
    12,469,164.50x = 203,013,219,197,411.94
  5. Step 5: Solve for x
    x = 203,013,219,197,411.94/12,469,164.50
  6. Step 6: Final answer
    x = 16,281,220.70

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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.