Home / 13,054,612.57-19,581,897.43-3,469,991.20

Finding the Fourth Proportional to 13,054,612.57, 19,581,897.43 and 3,469,991.20

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Solution

The fourth proportional to 13,054,612.57, 19,581,897.43 and 3,469,991.20 is: 5,204,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054,612.57 : 19,581,897.43 = 3,469,991.20 : x
  2. Step 2: Convert to fraction form
    13,054,612.57/19,581,897.43 = 3,469,991.20/x
  3. Step 3: Cross multiply
    13,054,612.57x = 19,581,897.43 × 3,469,991.20
  4. Step 4: Simplify right side
    13,054,612.57x = 67,949,011,761,402.62
  5. Step 5: Solve for x
    x = 67,949,011,761,402.62/13,054,612.57
  6. Step 6: Final answer
    x = 5,204,981.11

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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.