Home / 27,662,857.20-41,506,095.60-13,278,520.80

Finding the Fourth Proportional to 27,662,857.20, 41,506,095.60 and 13,278,520.80

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Solution

The fourth proportional to 27,662,857.20, 41,506,095.60 and 13,278,520.80 is: 19,923,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,857.20 : 41,506,095.60 = 13,278,520.80 : x
  2. Step 2: Convert to fraction form
    27,662,857.20/41,506,095.60 = 13,278,520.80/x
  3. Step 3: Cross multiply
    27,662,857.20x = 41,506,095.60 × 13,278,520.80
  4. Step 4: Simplify right side
    27,662,857.20x = 551,139,553,751,388.50
  5. Step 5: Solve for x
    x = 551,139,553,751,388.50/27,662,857.20
  6. Step 6: Final answer
    x = 19,923,450.05

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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.