Home / 55,498,411.20-83,247,616.80-54,648,105.60

Finding the Fourth Proportional to 55,498,411.20, 83,247,616.80 and 54,648,105.60

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Solution

The fourth proportional to 55,498,411.20, 83,247,616.80 and 54,648,105.60 is: 81,972,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,498,411.20 : 83,247,616.80 = 54,648,105.60 : x
  2. Step 2: Convert to fraction form
    55,498,411.20/83,247,616.80 = 54,648,105.60/x
  3. Step 3: Cross multiply
    55,498,411.20x = 83,247,616.80 × 54,648,105.60
  4. Step 4: Simplify right side
    55,498,411.20x = 4,549,324,553,834,734
  5. Step 5: Solve for x
    x = 4,549,324,553,834,734/55,498,411.20
  6. Step 6: Final answer
    x = 81,972,158.40

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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.