Home / 18,687,232.10-28,030,848.15-18,372,304.10

Finding the Fourth Proportional to 18,687,232.10, 28,030,848.15 and 18,372,304.10

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Solution

The fourth proportional to 18,687,232.10, 28,030,848.15 and 18,372,304.10 is: 27,558,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,687,232.10 : 28,030,848.15 = 18,372,304.10 : x
  2. Step 2: Convert to fraction form
    18,687,232.10/28,030,848.15 = 18,372,304.10/x
  3. Step 3: Cross multiply
    18,687,232.10x = 28,030,848.15 × 18,372,304.10
  4. Step 4: Simplify right side
    18,687,232.10x = 514,991,266,392,722.44
  5. Step 5: Solve for x
    x = 514,991,266,392,722.44/18,687,232.10
  6. Step 6: Final answer
    x = 27,558,456.15

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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.