Home / 45,922,406.60-68,883,609.90-38,420,121.80

Finding the Fourth Proportional to 45,922,406.60, 68,883,609.90 and 38,420,121.80

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Solution

The fourth proportional to 45,922,406.60, 68,883,609.90 and 38,420,121.80 is: 57,630,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,922,406.60 : 68,883,609.90 = 38,420,121.80 : x
  2. Step 2: Convert to fraction form
    45,922,406.60/68,883,609.90 = 38,420,121.80/x
  3. Step 3: Cross multiply
    45,922,406.60x = 68,883,609.90 × 38,420,121.80
  4. Step 4: Simplify right side
    45,922,406.60x = 2,646,516,682,381,686
  5. Step 5: Solve for x
    x = 2,646,516,682,381,686/45,922,406.60
  6. Step 6: Final answer
    x = 57,630,182.70

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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.