Home / 8,271,463.20-12,407,194.80-5,986,266.90

Finding the Fourth Proportional to 8,271,463.20, 12,407,194.80 and 5,986,266.90

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Solution

The fourth proportional to 8,271,463.20, 12,407,194.80 and 5,986,266.90 is: 8,979,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,463.20 : 12,407,194.80 = 5,986,266.90 : x
  2. Step 2: Convert to fraction form
    8,271,463.20/12,407,194.80 = 5,986,266.90/x
  3. Step 3: Cross multiply
    8,271,463.20x = 12,407,194.80 × 5,986,266.90
  4. Step 4: Simplify right side
    8,271,463.20x = 74,272,779,553,092.12
  5. Step 5: Solve for x
    x = 74,272,779,553,092.12/8,271,463.20
  6. Step 6: Final answer
    x = 8,979,400.35

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1.5x scale

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.