Home / 7,819,769.43-10,791,177.62-4,382,077.59

Finding the Fourth Proportional to 7,819,769.43, 10,791,177.62 and 4,382,077.59

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Solution

The fourth proportional to 7,819,769.43, 10,791,177.62 and 4,382,077.59 is: 6,047,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,769.43 : 10,791,177.62 = 4,382,077.59 : x
  2. Step 2: Convert to fraction form
    7,819,769.43/10,791,177.62 = 4,382,077.59/x
  3. Step 3: Cross multiply
    7,819,769.43x = 10,791,177.62 × 4,382,077.59
  4. Step 4: Simplify right side
    7,819,769.43x = 47,287,777,596,401.15
  5. Step 5: Solve for x
    x = 47,287,777,596,401.15/7,819,769.43
  6. Step 6: Final answer
    x = 6,047,208.68

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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.