Home / 10,546,871.80-15,820,826.10-5,508,023.80

Finding the Fourth Proportional to 10,546,871.80, 15,820,826.10 and 5,508,023.80

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Solution

The fourth proportional to 10,546,871.80, 15,820,826.10 and 5,508,023.80 is: 8,262,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546,871.80 : 15,820,826.10 = 5,508,023.80 : x
  2. Step 2: Convert to fraction form
    10,546,871.80/15,820,826.10 = 5,508,023.80/x
  3. Step 3: Cross multiply
    10,546,871.80x = 15,820,826.10 × 5,508,023.80
  4. Step 4: Simplify right side
    10,546,871.80x = 87,141,486,694,461.17
  5. Step 5: Solve for x
    x = 87,141,486,694,461.17/10,546,871.80
  6. Step 6: Final answer
    x = 8,262,306.43

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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.