Home / 7,242,969.90-10,848,708.45-4,398,120.30

Finding the Fourth Proportional to 7,242,969.90, 10,848,708.45 and 4,398,120.30

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Solution

The fourth proportional to 7,242,969.90, 10,848,708.45 and 4,398,120.30 is: 6,587,618.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,969.90 : 10,848,708.45 = 4,398,120.30 : x
  2. Step 2: Convert to fraction form
    7,242,969.90/10,848,708.45 = 4,398,120.30/x
  3. Step 3: Cross multiply
    7,242,969.90x = 10,848,708.45 × 4,398,120.30
  4. Step 4: Simplify right side
    7,242,969.90x = 47,713,924,862,726.53
  5. Step 5: Solve for x
    x = 47,713,924,862,726.53/7,242,969.90
  6. Step 6: Final answer
    x = 6,587,618.83

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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.