Home / 7,962,985.52-11,944,522-1,979,353.52

Finding the Fourth Proportional to 7,962,985.52, 11,944,522 and 1,979,353.52

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Solution

The fourth proportional to 7,962,985.52, 11,944,522 and 1,979,353.52 is: 2,969,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,985.52 : 11,944,522 = 1,979,353.52 : x
  2. Step 2: Convert to fraction form
    7,962,985.52/11,944,522 = 1,979,353.52/x
  3. Step 3: Cross multiply
    7,962,985.52x = 11,944,522 × 1,979,353.52
  4. Step 4: Simplify right side
    7,962,985.52x = 23,642,431,665,417.44
  5. Step 5: Solve for x
    x = 23,642,431,665,417.44/7,962,985.52
  6. Step 6: Final answer
    x = 2,969,041.15

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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.