Home / 38,880,145.60-58,320,218.40-36,801,620.80

Finding the Fourth Proportional to 38,880,145.60, 58,320,218.40 and 36,801,620.80

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Solution

The fourth proportional to 38,880,145.60, 58,320,218.40 and 36,801,620.80 is: 55,202,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,145.60 : 58,320,218.40 = 36,801,620.80 : x
  2. Step 2: Convert to fraction form
    38,880,145.60/58,320,218.40 = 36,801,620.80/x
  3. Step 3: Cross multiply
    38,880,145.60x = 58,320,218.40 × 36,801,620.80
  4. Step 4: Simplify right side
    38,880,145.60x = 2,146,278,562,529,982.50
  5. Step 5: Solve for x
    x = 2,146,278,562,529,982.50/38,880,145.60
  6. Step 6: Final answer
    x = 55,202,431.20

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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.