Home / 27,662,855.20-41,506,092.60-13,278,518.80

Finding the Fourth Proportional to 27,662,855.20, 41,506,092.60 and 13,278,518.80

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Solution

The fourth proportional to 27,662,855.20, 41,506,092.60 and 13,278,518.80 is: 19,923,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,855.20 : 41,506,092.60 = 13,278,518.80 : x
  2. Step 2: Convert to fraction form
    27,662,855.20/41,506,092.60 = 13,278,518.80/x
  3. Step 3: Cross multiply
    27,662,855.20x = 41,506,092.60 × 13,278,518.80
  4. Step 4: Simplify right side
    27,662,855.20x = 551,139,430,903,640.94
  5. Step 5: Solve for x
    x = 551,139,430,903,640.94/27,662,855.20
  6. Step 6: Final answer
    x = 19,923,447.05

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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.