Home / 7,912,219.26-10,918,278.18-4,427,095.44

Finding the Fourth Proportional to 7,912,219.26, 10,918,278.18 and 4,427,095.44

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Solution

The fourth proportional to 7,912,219.26, 10,918,278.18 and 4,427,095.44 is: 6,109,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912,219.26 : 10,918,278.18 = 4,427,095.44 : x
  2. Step 2: Convert to fraction form
    7,912,219.26/10,918,278.18 = 4,427,095.44/x
  3. Step 3: Cross multiply
    7,912,219.26x = 10,918,278.18 × 4,427,095.44
  4. Step 4: Simplify right side
    7,912,219.26x = 48,336,259,543,329.50
  5. Step 5: Solve for x
    x = 48,336,259,543,329.50/7,912,219.26
  6. Step 6: Final answer
    x = 6,109,064.72

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1.5x scale

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.