Home / 10,188,108.36-15,282,269.06-2,999,778.35

Finding the Fourth Proportional to 10,188,108.36, 15,282,269.06 and 2,999,778.35

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Solution

The fourth proportional to 10,188,108.36, 15,282,269.06 and 2,999,778.35 is: 4,499,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,108.36 : 15,282,269.06 = 2,999,778.35 : x
  2. Step 2: Convert to fraction form
    10,188,108.36/15,282,269.06 = 2,999,778.35/x
  3. Step 3: Cross multiply
    10,188,108.36x = 15,282,269.06 × 2,999,778.35
  4. Step 4: Simplify right side
    10,188,108.36x = 45,843,419,773,652.62
  5. Step 5: Solve for x
    x = 45,843,419,773,652.62/10,188,108.36
  6. Step 6: Final answer
    x = 4,499,698.88

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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.