Home / 10,959,939.20-15,124,745.54-6,065,498.81

Finding the Fourth Proportional to 10,959,939.20, 15,124,745.54 and 6,065,498.81

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Solution

The fourth proportional to 10,959,939.20, 15,124,745.54 and 6,065,498.81 is: 8,370,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,939.20 : 15,124,745.54 = 6,065,498.81 : x
  2. Step 2: Convert to fraction form
    10,959,939.20/15,124,745.54 = 6,065,498.81/x
  3. Step 3: Cross multiply
    10,959,939.20x = 15,124,745.54 × 6,065,498.81
  4. Step 4: Simplify right side
    10,959,939.20x = 91,739,126,074,422.80
  5. Step 5: Solve for x
    x = 91,739,126,074,422.80/10,959,939.20
  6. Step 6: Final answer
    x = 8,370,404.65

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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.