Home / 12,389,380.03-17,098,920.97-7,494,637.16

Finding the Fourth Proportional to 12,389,380.03, 17,098,920.97 and 7,494,637.16

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Solution

The fourth proportional to 12,389,380.03, 17,098,920.97 and 7,494,637.16 is: 10,343,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,389,380.03 : 17,098,920.97 = 7,494,637.16 : x
  2. Step 2: Convert to fraction form
    12,389,380.03/17,098,920.97 = 7,494,637.16/x
  3. Step 3: Cross multiply
    12,389,380.03x = 17,098,920.97 × 7,494,637.16
  4. Step 4: Simplify right side
    12,389,380.03x = 128,150,208,497,665.23
  5. Step 5: Solve for x
    x = 128,150,208,497,665.23/12,389,380.03
  6. Step 6: Final answer
    x = 10,343,552.96

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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.