Home / 7,279,649.55-10,919,474.33-4,890,862.35

Finding the Fourth Proportional to 7,279,649.55, 10,919,474.33 and 4,890,862.35

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Solution

The fourth proportional to 7,279,649.55, 10,919,474.33 and 4,890,862.35 is: 7,336,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,649.55 : 10,919,474.33 = 4,890,862.35 : x
  2. Step 2: Convert to fraction form
    7,279,649.55/10,919,474.33 = 4,890,862.35/x
  3. Step 3: Cross multiply
    7,279,649.55x = 10,919,474.33 × 4,890,862.35
  4. Step 4: Simplify right side
    7,279,649.55x = 53,405,645,857,934.16
  5. Step 5: Solve for x
    x = 53,405,645,857,934.16/7,279,649.55
  6. Step 6: Final answer
    x = 7,336,293.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.