Home / 8,064,129.80-12,079,605.90-4,077,288.20

Finding the Fourth Proportional to 8,064,129.80, 12,079,605.90 and 4,077,288.20

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Solution

The fourth proportional to 8,064,129.80, 12,079,605.90 and 4,077,288.20 is: 6,107,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,129.80 : 12,079,605.90 = 4,077,288.20 : x
  2. Step 2: Convert to fraction form
    8,064,129.80/12,079,605.90 = 4,077,288.20/x
  3. Step 3: Cross multiply
    8,064,129.80x = 12,079,605.90 × 4,077,288.20
  4. Step 4: Simplify right side
    8,064,129.80x = 49,252,034,596,720.38
  5. Step 5: Solve for x
    x = 49,252,034,596,720.38/8,064,129.80
  6. Step 6: Final answer
    x = 6,107,544.87

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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.