Home / 6,840,902.40-10,254,585.60-3,240,340.80

Finding the Fourth Proportional to 6,840,902.40, 10,254,585.60 and 3,240,340.80

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Solution

The fourth proportional to 6,840,902.40, 10,254,585.60 and 3,240,340.80 is: 4,857,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840,902.40 : 10,254,585.60 = 3,240,340.80 : x
  2. Step 2: Convert to fraction form
    6,840,902.40/10,254,585.60 = 3,240,340.80/x
  3. Step 3: Cross multiply
    6,840,902.40x = 10,254,585.60 × 3,240,340.80
  4. Step 4: Simplify right side
    6,840,902.40x = 33,228,352,106,772.48
  5. Step 5: Solve for x
    x = 33,228,352,106,772.48/6,840,902.40
  6. Step 6: Final answer
    x = 4,857,305.39

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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.