Home / 6,645,424.80-9,972,802.80-2,861,623.20

Finding the Fourth Proportional to 6,645,424.80, 9,972,802.80 and 2,861,623.20

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Solution

The fourth proportional to 6,645,424.80, 9,972,802.80 and 2,861,623.20 is: 4,294,443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,424.80 : 9,972,802.80 = 2,861,623.20 : x
  2. Step 2: Convert to fraction form
    6,645,424.80/9,972,802.80 = 2,861,623.20/x
  3. Step 3: Cross multiply
    6,645,424.80x = 9,972,802.80 × 2,861,623.20
  4. Step 4: Simplify right side
    6,645,424.80x = 28,538,403,861,504.96
  5. Step 5: Solve for x
    x = 28,538,403,861,504.96/6,645,424.80
  6. Step 6: Final answer
    x = 4,294,443.88

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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.