Home / 10,367,698.96-15,550,967.16-3,179,213.12

Finding the Fourth Proportional to 10,367,698.96, 15,550,967.16 and 3,179,213.12

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Solution

The fourth proportional to 10,367,698.96, 15,550,967.16 and 3,179,213.12 is: 4,768,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,698.96 : 15,550,967.16 = 3,179,213.12 : x
  2. Step 2: Convert to fraction form
    10,367,698.96/15,550,967.16 = 3,179,213.12/x
  3. Step 3: Cross multiply
    10,367,698.96x = 15,550,967.16 × 3,179,213.12
  4. Step 4: Simplify right side
    10,367,698.96x = 49,439,838,823,761.14
  5. Step 5: Solve for x
    x = 49,439,838,823,761.14/10,367,698.96
  6. Step 6: Final answer
    x = 4,768,641.43

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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.