Home / 18,146,304-27,224,500.56-7,912,058.40

Finding the Fourth Proportional to 18,146,304, 27,224,500.56 and 7,912,058.40

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Solution

The fourth proportional to 18,146,304, 27,224,500.56 and 7,912,058.40 is: 11,870,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,304 : 27,224,500.56 = 7,912,058.40 : x
  2. Step 2: Convert to fraction form
    18,146,304/27,224,500.56 = 7,912,058.40/x
  3. Step 3: Cross multiply
    18,146,304x = 27,224,500.56 × 7,912,058.40
  4. Step 4: Simplify right side
    18,146,304x = 215,401,838,341,552.72
  5. Step 5: Solve for x
    x = 215,401,838,341,552.72/18,146,304
  6. Step 6: Final answer
    x = 11,870,287.10

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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.