Home / 40,886,812.80-61,330,219.20-38,367,388.80

Finding the Fourth Proportional to 40,886,812.80, 61,330,219.20 and 38,367,388.80

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Solution

The fourth proportional to 40,886,812.80, 61,330,219.20 and 38,367,388.80 is: 57,551,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886,812.80 : 61,330,219.20 = 38,367,388.80 : x
  2. Step 2: Convert to fraction form
    40,886,812.80/61,330,219.20 = 38,367,388.80/x
  3. Step 3: Cross multiply
    40,886,812.80x = 61,330,219.20 × 38,367,388.80
  4. Step 4: Simplify right side
    40,886,812.80x = 2,353,080,365,235,625
  5. Step 5: Solve for x
    x = 2,353,080,365,235,625/40,886,812.80
  6. Step 6: Final answer
    x = 57,551,083.20

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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.