Home / 10,073,708.70-13,902,210.81-5,664,821.97

Finding the Fourth Proportional to 10,073,708.70, 13,902,210.81 and 5,664,821.97

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Solution

The fourth proportional to 10,073,708.70, 13,902,210.81 and 5,664,821.97 is: 7,817,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,708.70 : 13,902,210.81 = 5,664,821.97 : x
  2. Step 2: Convert to fraction form
    10,073,708.70/13,902,210.81 = 5,664,821.97/x
  3. Step 3: Cross multiply
    10,073,708.70x = 13,902,210.81 × 5,664,821.97
  4. Step 4: Simplify right side
    10,073,708.70x = 78,753,549,228,059.50
  5. Step 5: Solve for x
    x = 78,753,549,228,059.50/10,073,708.70
  6. Step 6: Final answer
    x = 7,817,731.44

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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.