Home / 54,367,471.20-81,551,206.80-52,277,282.40

Finding the Fourth Proportional to 54,367,471.20, 81,551,206.80 and 52,277,282.40

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Solution

The fourth proportional to 54,367,471.20, 81,551,206.80 and 52,277,282.40 is: 78,415,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367,471.20 : 81,551,206.80 = 52,277,282.40 : x
  2. Step 2: Convert to fraction form
    54,367,471.20/81,551,206.80 = 52,277,282.40/x
  3. Step 3: Cross multiply
    54,367,471.20x = 81,551,206.80 × 52,277,282.40
  4. Step 4: Simplify right side
    54,367,471.20x = 4,263,275,467,944,400
  5. Step 5: Solve for x
    x = 4,263,275,467,944,400/54,367,471.20
  6. Step 6: Final answer
    x = 78,415,923.60

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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.