Home / 12,713,610.04-17,545,126.38-6,912,781.24

Finding the Fourth Proportional to 12,713,610.04, 17,545,126.38 and 6,912,781.24

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Solution

The fourth proportional to 12,713,610.04, 17,545,126.38 and 6,912,781.24 is: 9,539,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,610.04 : 17,545,126.38 = 6,912,781.24 : x
  2. Step 2: Convert to fraction form
    12,713,610.04/17,545,126.38 = 6,912,781.24/x
  3. Step 3: Cross multiply
    12,713,610.04x = 17,545,126.38 × 6,912,781.24
  4. Step 4: Simplify right side
    12,713,610.04x = 121,285,620,493,093.11
  5. Step 5: Solve for x
    x = 121,285,620,493,093.11/12,713,610.04
  6. Step 6: Final answer
    x = 9,539,825.44

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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.