Home / 11,130,388.62-15,359,161.04-6,168,781.38

Finding the Fourth Proportional to 11,130,388.62, 15,359,161.04 and 6,168,781.38

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Solution

The fourth proportional to 11,130,388.62, 15,359,161.04 and 6,168,781.38 is: 8,512,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130,388.62 : 15,359,161.04 = 6,168,781.38 : x
  2. Step 2: Convert to fraction form
    11,130,388.62/15,359,161.04 = 6,168,781.38/x
  3. Step 3: Cross multiply
    11,130,388.62x = 15,359,161.04 × 6,168,781.38
  4. Step 4: Simplify right side
    11,130,388.62x = 94,747,306,605,129.53
  5. Step 5: Solve for x
    x = 94,747,306,605,129.53/11,130,388.62
  6. Step 6: Final answer
    x = 8,512,488.64

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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.