Home / 8,506,979.10-12,760,468.65-8,395,004.70

Finding the Fourth Proportional to 8,506,979.10, 12,760,468.65 and 8,395,004.70

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Solution

The fourth proportional to 8,506,979.10, 12,760,468.65 and 8,395,004.70 is: 12,592,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,979.10 : 12,760,468.65 = 8,395,004.70 : x
  2. Step 2: Convert to fraction form
    8,506,979.10/12,760,468.65 = 8,395,004.70/x
  3. Step 3: Cross multiply
    8,506,979.10x = 12,760,468.65 × 8,395,004.70
  4. Step 4: Simplify right side
    8,506,979.10x = 107,124,194,290,952.66
  5. Step 5: Solve for x
    x = 107,124,194,290,952.66/8,506,979.10
  6. Step 6: Final answer
    x = 12,592,507.05

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Similar ratio
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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.