Home / 9,780,208.20-14,672,280.60-3,389,138.10

Finding the Fourth Proportional to 9,780,208.20, 14,672,280.60 and 3,389,138.10

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Solution

The fourth proportional to 9,780,208.20, 14,672,280.60 and 3,389,138.10 is: 5,084,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,208.20 : 14,672,280.60 = 3,389,138.10 : x
  2. Step 2: Convert to fraction form
    9,780,208.20/14,672,280.60 = 3,389,138.10/x
  3. Step 3: Cross multiply
    9,780,208.20x = 14,672,280.60 × 3,389,138.10
  4. Step 4: Simplify right side
    9,780,208.20x = 49,726,385,195,350.86
  5. Step 5: Solve for x
    x = 49,726,385,195,350.86/9,780,208.20
  6. Step 6: Final answer
    x = 5,084,389.23

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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.