Home / 5,148,190.40-7,104,611.32-2,825,062.60

Finding the Fourth Proportional to 5,148,190.40, 7,104,611.32 and 2,825,062.60

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Solution

The fourth proportional to 5,148,190.40, 7,104,611.32 and 2,825,062.60 is: 3,898,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,190.40 : 7,104,611.32 = 2,825,062.60 : x
  2. Step 2: Convert to fraction form
    5,148,190.40/7,104,611.32 = 2,825,062.60/x
  3. Step 3: Cross multiply
    5,148,190.40x = 7,104,611.32 × 2,825,062.60
  4. Step 4: Simplify right side
    5,148,190.40x = 20,070,971,727,668.63
  5. Step 5: Solve for x
    x = 20,070,971,727,668.63/5,148,190.40
  6. Step 6: Final answer
    x = 3,898,645.96

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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.