Home / 12,996,049.52-17,933,866.31-7,114,556.16

Finding the Fourth Proportional to 12,996,049.52, 17,933,866.31 and 7,114,556.16

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Solution

The fourth proportional to 12,996,049.52, 17,933,866.31 and 7,114,556.16 is: 9,817,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996,049.52 : 17,933,866.31 = 7,114,556.16 : x
  2. Step 2: Convert to fraction form
    12,996,049.52/17,933,866.31 = 7,114,556.16/x
  3. Step 3: Cross multiply
    12,996,049.52x = 17,933,866.31 × 7,114,556.16
  4. Step 4: Simplify right side
    12,996,049.52x = 127,591,498,992,854.19
  5. Step 5: Solve for x
    x = 127,591,498,992,854.19/12,996,049.52
  6. Step 6: Final answer
    x = 9,817,714.13

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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.