Home / 13,850,866.32-19,126,451.62-8,632,780.04

Finding the Fourth Proportional to 13,850,866.32, 19,126,451.62 and 8,632,780.04

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Solution

The fourth proportional to 13,850,866.32, 19,126,451.62 and 8,632,780.04 is: 11,920,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,866.32 : 19,126,451.62 = 8,632,780.04 : x
  2. Step 2: Convert to fraction form
    13,850,866.32/19,126,451.62 = 8,632,780.04/x
  3. Step 3: Cross multiply
    13,850,866.32x = 19,126,451.62 × 8,632,780.04
  4. Step 4: Simplify right side
    13,850,866.32x = 165,114,449,781,161.66
  5. Step 5: Solve for x
    x = 165,114,449,781,161.66/13,850,866.32
  6. Step 6: Final answer
    x = 11,920,875.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.