Home / 27,924,364.20-41,886,546.30-18,854,437.80

Finding the Fourth Proportional to 27,924,364.20, 41,886,546.30 and 18,854,437.80

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Solution

The fourth proportional to 27,924,364.20, 41,886,546.30 and 18,854,437.80 is: 28,281,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924,364.20 : 41,886,546.30 = 18,854,437.80 : x
  2. Step 2: Convert to fraction form
    27,924,364.20/41,886,546.30 = 18,854,437.80/x
  3. Step 3: Cross multiply
    27,924,364.20x = 41,886,546.30 × 18,854,437.80
  4. Step 4: Simplify right side
    27,924,364.20x = 789,747,281,870,170.12
  5. Step 5: Solve for x
    x = 789,747,281,870,170.12/27,924,364.20
  6. Step 6: Final answer
    x = 28,281,656.70

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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.