Home / 60,499,074.60-90,748,611.90-20,104,309.80

Finding the Fourth Proportional to 60,499,074.60, 90,748,611.90 and 20,104,309.80

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Solution

The fourth proportional to 60,499,074.60, 90,748,611.90 and 20,104,309.80 is: 30,156,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,499,074.60 : 90,748,611.90 = 20,104,309.80 : x
  2. Step 2: Convert to fraction form
    60,499,074.60/90,748,611.90 = 20,104,309.80/x
  3. Step 3: Cross multiply
    60,499,074.60x = 90,748,611.90 × 20,104,309.80
  4. Step 4: Simplify right side
    60,499,074.60x = 1,824,438,207,557,566.75
  5. Step 5: Solve for x
    x = 1,824,438,207,557,566.75/60,499,074.60
  6. Step 6: Final answer
    x = 30,156,464.70

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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.