Home / 7,819,770.76-10,791,108.30-4,556,382.28

Finding the Fourth Proportional to 7,819,770.76, 10,791,108.30 and 4,556,382.28

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Solution

The fourth proportional to 7,819,770.76, 10,791,108.30 and 4,556,382.28 is: 6,287,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,770.76 : 10,791,108.30 = 4,556,382.28 : x
  2. Step 2: Convert to fraction form
    7,819,770.76/10,791,108.30 = 4,556,382.28/x
  3. Step 3: Cross multiply
    7,819,770.76x = 10,791,108.30 × 4,556,382.28
  4. Step 4: Simplify right side
    7,819,770.76x = 49,168,414,639,680.93
  5. Step 5: Solve for x
    x = 49,168,414,639,680.93/7,819,770.76
  6. Step 6: Final answer
    x = 6,287,705.38

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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.