Home / 8,126,540.10-12,196,699.20-3,337,666.20

Finding the Fourth Proportional to 8,126,540.10, 12,196,699.20 and 3,337,666.20

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Solution

The fourth proportional to 8,126,540.10, 12,196,699.20 and 3,337,666.20 is: 5,009,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,540.10 : 12,196,699.20 = 3,337,666.20 : x
  2. Step 2: Convert to fraction form
    8,126,540.10/12,196,699.20 = 3,337,666.20/x
  3. Step 3: Cross multiply
    8,126,540.10x = 12,196,699.20 × 3,337,666.20
  4. Step 4: Simplify right side
    8,126,540.10x = 40,708,510,671,407.04
  5. Step 5: Solve for x
    x = 40,708,510,671,407.04/8,126,540.10
  6. Step 6: Final answer
    x = 5,009,328.71

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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.