Home / 10,229,008.40-15,380,837.40-8,586,717.20

Finding the Fourth Proportional to 10,229,008.40, 15,380,837.40 and 8,586,717.20

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Solution

The fourth proportional to 10,229,008.40, 15,380,837.40 and 8,586,717.20 is: 12,911,408.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229,008.40 : 15,380,837.40 = 8,586,717.20 : x
  2. Step 2: Convert to fraction form
    10,229,008.40/15,380,837.40 = 8,586,717.20/x
  3. Step 3: Cross multiply
    10,229,008.40x = 15,380,837.40 × 8,586,717.20
  4. Step 4: Simplify right side
    10,229,008.40x = 132,070,901,052,983.27
  5. Step 5: Solve for x
    x = 132,070,901,052,983.27/10,229,008.40
  6. Step 6: Final answer
    x = 12,911,408.02

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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.