Home / 8,655,301.80-12,982,952.70-8,286,719.40

Finding the Fourth Proportional to 8,655,301.80, 12,982,952.70 and 8,286,719.40

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Solution

The fourth proportional to 8,655,301.80, 12,982,952.70 and 8,286,719.40 is: 12,430,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,301.80 : 12,982,952.70 = 8,286,719.40 : x
  2. Step 2: Convert to fraction form
    8,655,301.80/12,982,952.70 = 8,286,719.40/x
  3. Step 3: Cross multiply
    8,655,301.80x = 12,982,952.70 × 8,286,719.40
  4. Step 4: Simplify right side
    8,655,301.80x = 107,586,086,008,372.38
  5. Step 5: Solve for x
    x = 107,586,086,008,372.38/8,655,301.80
  6. Step 6: Final answer
    x = 12,430,079.10

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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.