Home / 82,005,719.06-113,170,254.27-45,338,652.02

Finding the Fourth Proportional to 82,005,719.06, 113,170,254.27 and 45,338,652.02

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Solution

The fourth proportional to 82,005,719.06, 113,170,254.27 and 45,338,652.02 is: 62,568,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,719.06 : 113,170,254.27 = 45,338,652.02 : x
  2. Step 2: Convert to fraction form
    82,005,719.06/113,170,254.27 = 45,338,652.02/x
  3. Step 3: Cross multiply
    82,005,719.06x = 113,170,254.27 × 45,338,652.02
  4. Step 4: Simplify right side
    82,005,719.06x = 5,130,986,777,645,375
  5. Step 5: Solve for x
    x = 5,130,986,777,645,375/82,005,719.06
  6. Step 6: Final answer
    x = 62,568,645.65

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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.