Home / 13,882,146.23-19,157,126.45-7,687,060.49

Finding the Fourth Proportional to 13,882,146.23, 19,157,126.45 and 7,687,060.49

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Solution

The fourth proportional to 13,882,146.23, 19,157,126.45 and 7,687,060.49 is: 10,608,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,146.23 : 19,157,126.45 = 7,687,060.49 : x
  2. Step 2: Convert to fraction form
    13,882,146.23/19,157,126.45 = 7,687,060.49/x
  3. Step 3: Cross multiply
    13,882,146.23x = 19,157,126.45 × 7,687,060.49
  4. Step 4: Simplify right side
    13,882,146.23x = 147,261,989,902,839.44
  5. Step 5: Solve for x
    x = 147,261,989,902,839.44/13,882,146.23
  6. Step 6: Final answer
    x = 10,608,013.16

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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.