Home / 16,642,061.20-24,963,091.80-8,127,859.60

Finding the Fourth Proportional to 16,642,061.20, 24,963,091.80 and 8,127,859.60

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Solution

The fourth proportional to 16,642,061.20, 24,963,091.80 and 8,127,859.60 is: 12,191,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,061.20 : 24,963,091.80 = 8,127,859.60 : x
  2. Step 2: Convert to fraction form
    16,642,061.20/24,963,091.80 = 8,127,859.60/x
  3. Step 3: Cross multiply
    16,642,061.20x = 24,963,091.80 × 8,127,859.60
  4. Step 4: Simplify right side
    16,642,061.20x = 202,896,505,332,311.28
  5. Step 5: Solve for x
    x = 202,896,505,332,311.28/16,642,061.20
  6. Step 6: Final answer
    x = 12,191,789.40

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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.