Home / 8,304,042.40-12,456,063.60-5,753,125.60

Finding the Fourth Proportional to 8,304,042.40, 12,456,063.60 and 5,753,125.60

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Solution

The fourth proportional to 8,304,042.40, 12,456,063.60 and 5,753,125.60 is: 8,629,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,042.40 : 12,456,063.60 = 5,753,125.60 : x
  2. Step 2: Convert to fraction form
    8,304,042.40/12,456,063.60 = 5,753,125.60/x
  3. Step 3: Cross multiply
    8,304,042.40x = 12,456,063.60 × 5,753,125.60
  4. Step 4: Simplify right side
    8,304,042.40x = 71,661,298,372,388.16
  5. Step 5: Solve for x
    x = 71,661,298,372,388.16/8,304,042.40
  6. Step 6: Final answer
    x = 8,629,688.40

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1.5x scale

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.