Home / 73,754,969.70-110,632,454.55-19,902,195.30

Finding the Fourth Proportional to 73,754,969.70, 110,632,454.55 and 19,902,195.30

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Solution

The fourth proportional to 73,754,969.70, 110,632,454.55 and 19,902,195.30 is: 29,853,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,754,969.70 : 110,632,454.55 = 19,902,195.30 : x
  2. Step 2: Convert to fraction form
    73,754,969.70/110,632,454.55 = 19,902,195.30/x
  3. Step 3: Cross multiply
    73,754,969.70x = 110,632,454.55 × 19,902,195.30
  4. Step 4: Simplify right side
    73,754,969.70x = 2,201,828,716,972,473.75
  5. Step 5: Solve for x
    x = 2,201,828,716,972,473.75/73,754,969.70
  6. Step 6: Final answer
    x = 29,853,292.95

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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.