Home / 7,040,449.88-9,714,711.02-4,100,750.76

Finding the Fourth Proportional to 7,040,449.88, 9,714,711.02 and 4,100,750.76

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Solution

The fourth proportional to 7,040,449.88, 9,714,711.02 and 4,100,750.76 is: 5,658,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040,449.88 : 9,714,711.02 = 4,100,750.76 : x
  2. Step 2: Convert to fraction form
    7,040,449.88/9,714,711.02 = 4,100,750.76/x
  3. Step 3: Cross multiply
    7,040,449.88x = 9,714,711.02 × 4,100,750.76
  4. Step 4: Simplify right side
    7,040,449.88x = 39,837,608,577,941.62
  5. Step 5: Solve for x
    x = 39,837,608,577,941.62/7,040,449.88
  6. Step 6: Final answer
    x = 5,658,389.63

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1.5x scale

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.