Home / 9,091,195.25-12,548,472.95-5,373,470.21

Finding the Fourth Proportional to 9,091,195.25, 12,548,472.95 and 5,373,470.21

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Solution

The fourth proportional to 9,091,195.25, 12,548,472.95 and 5,373,470.21 is: 7,416,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091,195.25 : 12,548,472.95 = 5,373,470.21 : x
  2. Step 2: Convert to fraction form
    9,091,195.25/12,548,472.95 = 5,373,470.21/x
  3. Step 3: Cross multiply
    9,091,195.25x = 12,548,472.95 × 5,373,470.21
  4. Step 4: Simplify right side
    9,091,195.25x = 67,428,845,622,620.69
  5. Step 5: Solve for x
    x = 67,428,845,622,620.69/9,091,195.25
  6. Step 6: Final answer
    x = 7,416,939.55

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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.