Home / 10,959,720.72-15,124,042.26-6,065,149.20

Finding the Fourth Proportional to 10,959,720.72, 15,124,042.26 and 6,065,149.20

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Solution

The fourth proportional to 10,959,720.72, 15,124,042.26 and 6,065,149.20 is: 8,369,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,720.72 : 15,124,042.26 = 6,065,149.20 : x
  2. Step 2: Convert to fraction form
    10,959,720.72/15,124,042.26 = 6,065,149.20/x
  3. Step 3: Cross multiply
    10,959,720.72x = 15,124,042.26 × 6,065,149.20
  4. Step 4: Simplify right side
    10,959,720.72x = 91,729,572,814,005.19
  5. Step 5: Solve for x
    x = 91,729,572,814,005.19/10,959,720.72
  6. Step 6: Final answer
    x = 8,369,699.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.