Home / 16,946,998.20-25,420,497.30-5,432,443.20

Finding the Fourth Proportional to 16,946,998.20, 25,420,497.30 and 5,432,443.20

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Solution

The fourth proportional to 16,946,998.20, 25,420,497.30 and 5,432,443.20 is: 8,148,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946,998.20 : 25,420,497.30 = 5,432,443.20 : x
  2. Step 2: Convert to fraction form
    16,946,998.20/25,420,497.30 = 5,432,443.20/x
  3. Step 3: Cross multiply
    16,946,998.20x = 25,420,497.30 × 5,432,443.20
  4. Step 4: Simplify right side
    16,946,998.20x = 138,095,407,698,003.38
  5. Step 5: Solve for x
    x = 138,095,407,698,003.38/16,946,998.20
  6. Step 6: Final answer
    x = 8,148,664.80

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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.