Home / 8,129,320.29-12,193,985.70-2,064,506.85

Finding the Fourth Proportional to 8,129,320.29, 12,193,985.70 and 2,064,506.85

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Solution

The fourth proportional to 8,129,320.29, 12,193,985.70 and 2,064,506.85 is: 3,096,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,320.29 : 12,193,985.70 = 2,064,506.85 : x
  2. Step 2: Convert to fraction form
    8,129,320.29/12,193,985.70 = 2,064,506.85/x
  3. Step 3: Cross multiply
    8,129,320.29x = 12,193,985.70 × 2,064,506.85
  4. Step 4: Simplify right side
    8,129,320.29x = 25,174,567,006,452.04
  5. Step 5: Solve for x
    x = 25,174,567,006,452.04/8,129,320.29
  6. Step 6: Final answer
    x = 3,096,761.61

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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.