Home / 7,320,535.60-10,102,711.44-4,221,906.88

Finding the Fourth Proportional to 7,320,535.60, 10,102,711.44 and 4,221,906.88

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Solution

The fourth proportional to 7,320,535.60, 10,102,711.44 and 4,221,906.88 is: 5,826,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,535.60 : 10,102,711.44 = 4,221,906.88 : x
  2. Step 2: Convert to fraction form
    7,320,535.60/10,102,711.44 = 4,221,906.88/x
  3. Step 3: Cross multiply
    7,320,535.60x = 10,102,711.44 × 4,221,906.88
  4. Step 4: Simplify right side
    7,320,535.60x = 42,652,706,935,190.70
  5. Step 5: Solve for x
    x = 42,652,706,935,190.70/7,320,535.60
  6. Step 6: Final answer
    x = 5,826,446.21

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1.5x scale

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.