Home / 9,711,984.30-13,402,540.86-5,361,073.56

Finding the Fourth Proportional to 9,711,984.30, 13,402,540.86 and 5,361,073.56

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Solution

The fourth proportional to 9,711,984.30, 13,402,540.86 and 5,361,073.56 is: 7,398,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,984.30 : 13,402,540.86 = 5,361,073.56 : x
  2. Step 2: Convert to fraction form
    9,711,984.30/13,402,540.86 = 5,361,073.56/x
  3. Step 3: Cross multiply
    9,711,984.30x = 13,402,540.86 × 5,361,073.56
  4. Step 4: Simplify right side
    9,711,984.30x = 71,852,007,441,365.66
  5. Step 5: Solve for x
    x = 71,852,007,441,365.66/9,711,984.30
  6. Step 6: Final answer
    x = 7,398,282.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.