Home / 9,678,591.08-13,356,793.59-5,268,679.90

Finding the Fourth Proportional to 9,678,591.08, 13,356,793.59 and 5,268,679.90

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Solution

The fourth proportional to 9,678,591.08, 13,356,793.59 and 5,268,679.90 is: 7,270,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,591.08 : 13,356,793.59 = 5,268,679.90 : x
  2. Step 2: Convert to fraction form
    9,678,591.08/13,356,793.59 = 5,268,679.90/x
  3. Step 3: Cross multiply
    9,678,591.08x = 13,356,793.59 × 5,268,679.90
  4. Step 4: Simplify right side
    9,678,591.08x = 70,372,669,862,932.31
  5. Step 5: Solve for x
    x = 70,372,669,862,932.31/9,678,591.08
  6. Step 6: Final answer
    x = 7,270,962.20

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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.