Home / 7,988,619.02-11,977,935.92-3,375,233.74

Finding the Fourth Proportional to 7,988,619.02, 11,977,935.92 and 3,375,233.74

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Solution

The fourth proportional to 7,988,619.02, 11,977,935.92 and 3,375,233.74 is: 5,060,741.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,619.02 : 11,977,935.92 = 3,375,233.74 : x
  2. Step 2: Convert to fraction form
    7,988,619.02/11,977,935.92 = 3,375,233.74/x
  3. Step 3: Cross multiply
    7,988,619.02x = 11,977,935.92 × 3,375,233.74
  4. Step 4: Simplify right side
    7,988,619.02x = 40,428,333,452,741.95
  5. Step 5: Solve for x
    x = 40,428,333,452,741.95/7,988,619.02
  6. Step 6: Final answer
    x = 5,060,741.21

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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.