Home / 10,091,854.52-13,925,861.01-5,621,067.38

Finding the Fourth Proportional to 10,091,854.52, 13,925,861.01 and 5,621,067.38

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Solution

The fourth proportional to 10,091,854.52, 13,925,861.01 and 5,621,067.38 is: 7,756,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091,854.52 : 13,925,861.01 = 5,621,067.38 : x
  2. Step 2: Convert to fraction form
    10,091,854.52/13,925,861.01 = 5,621,067.38/x
  3. Step 3: Cross multiply
    10,091,854.52x = 13,925,861.01 × 5,621,067.38
  4. Step 4: Simplify right side
    10,091,854.52x = 78,278,203,061,724.84
  5. Step 5: Solve for x
    x = 78,278,203,061,724.84/10,091,854.52
  6. Step 6: Final answer
    x = 7,756,572.68

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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.