Home / 18,149,020.80-27,223,531.20-4,685,848.80

Finding the Fourth Proportional to 18,149,020.80, 27,223,531.20 and 4,685,848.80

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Solution

The fourth proportional to 18,149,020.80, 27,223,531.20 and 4,685,848.80 is: 7,028,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,020.80 : 27,223,531.20 = 4,685,848.80 : x
  2. Step 2: Convert to fraction form
    18,149,020.80/27,223,531.20 = 4,685,848.80/x
  3. Step 3: Cross multiply
    18,149,020.80x = 27,223,531.20 × 4,685,848.80
  4. Step 4: Simplify right side
    18,149,020.80x = 127,565,351,005,282.55
  5. Step 5: Solve for x
    x = 127,565,351,005,282.55/18,149,020.80
  6. Step 6: Final answer
    x = 7,028,773.20

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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.