Home / 5,158,489.61-7,111,212.90-3,604,928.04

Finding the Fourth Proportional to 5,158,489.61, 7,111,212.90 and 3,604,928.04

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Solution

The fourth proportional to 5,158,489.61, 7,111,212.90 and 3,604,928.04 is: 4,969,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,489.61 : 7,111,212.90 = 3,604,928.04 : x
  2. Step 2: Convert to fraction form
    5,158,489.61/7,111,212.90 = 3,604,928.04/x
  3. Step 3: Cross multiply
    5,158,489.61x = 7,111,212.90 × 3,604,928.04
  4. Step 4: Simplify right side
    5,158,489.61x = 25,635,410,781,619.72
  5. Step 5: Solve for x
    x = 25,635,410,781,619.72/5,158,489.61
  6. Step 6: Final answer
    x = 4,969,557.51

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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.