Home / 73,754,677.20-110,632,015.80-19,901,902.80

Finding the Fourth Proportional to 73,754,677.20, 110,632,015.80 and 19,901,902.80

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Solution

The fourth proportional to 73,754,677.20, 110,632,015.80 and 19,901,902.80 is: 29,852,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,754,677.20 : 110,632,015.80 = 19,901,902.80 : x
  2. Step 2: Convert to fraction form
    73,754,677.20/110,632,015.80 = 19,901,902.80/x
  3. Step 3: Cross multiply
    73,754,677.20x = 110,632,015.80 × 19,901,902.80
  4. Step 4: Simplify right side
    73,754,677.20x = 2,201,787,625,019,664.25
  5. Step 5: Solve for x
    x = 2,201,787,625,019,664.25/73,754,677.20
  6. Step 6: Final answer
    x = 29,852,854.20

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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.