Home / 7,819,003.53-10,778,263.97-5,489,360.55

Finding the Fourth Proportional to 7,819,003.53, 10,778,263.97 and 5,489,360.55

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Solution

The fourth proportional to 7,819,003.53, 10,778,263.97 and 5,489,360.55 is: 7,566,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,003.53 : 10,778,263.97 = 5,489,360.55 : x
  2. Step 2: Convert to fraction form
    7,819,003.53/10,778,263.97 = 5,489,360.55/x
  3. Step 3: Cross multiply
    7,819,003.53x = 10,778,263.97 × 5,489,360.55
  4. Step 4: Simplify right side
    7,819,003.53x = 59,165,777,006,957.58
  5. Step 5: Solve for x
    x = 59,165,777,006,957.58/7,819,003.53
  6. Step 6: Final answer
    x = 7,566,920.36

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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.