Home / 28,762,608.20-43,143,912.30-9,593,990.60

Finding the Fourth Proportional to 28,762,608.20, 43,143,912.30 and 9,593,990.60

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Solution

The fourth proportional to 28,762,608.20, 43,143,912.30 and 9,593,990.60 is: 14,390,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762,608.20 : 43,143,912.30 = 9,593,990.60 : x
  2. Step 2: Convert to fraction form
    28,762,608.20/43,143,912.30 = 9,593,990.60/x
  3. Step 3: Cross multiply
    28,762,608.20x = 43,143,912.30 × 9,593,990.60
  4. Step 4: Simplify right side
    28,762,608.20x = 413,922,289,053,424.31
  5. Step 5: Solve for x
    x = 413,922,289,053,424.31/28,762,608.20
  6. Step 6: Final answer
    x = 14,390,985.90

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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.