Home / 20,183,597.30-30,254,728.80-9,932,690.90

Finding the Fourth Proportional to 20,183,597.30, 30,254,728.80 and 9,932,690.90

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Solution

The fourth proportional to 20,183,597.30, 30,254,728.80 and 9,932,690.90 is: 14,888,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,597.30 : 30,254,728.80 = 9,932,690.90 : x
  2. Step 2: Convert to fraction form
    20,183,597.30/30,254,728.80 = 9,932,690.90/x
  3. Step 3: Cross multiply
    20,183,597.30x = 30,254,728.80 × 9,932,690.90
  4. Step 4: Simplify right side
    20,183,597.30x = 300,510,869,433,727.94
  5. Step 5: Solve for x
    x = 300,510,869,433,727.94/20,183,597.30
  6. Step 6: Final answer
    x = 14,888,865.69

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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.