Home / 7,117,618.42-10,676,722.88-2,068,928.92

Finding the Fourth Proportional to 7,117,618.42, 10,676,722.88 and 2,068,928.92

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Solution

The fourth proportional to 7,117,618.42, 10,676,722.88 and 2,068,928.92 is: 3,103,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,618.42 : 10,676,722.88 = 2,068,928.92 : x
  2. Step 2: Convert to fraction form
    7,117,618.42/10,676,722.88 = 2,068,928.92/x
  3. Step 3: Cross multiply
    7,117,618.42x = 10,676,722.88 × 2,068,928.92
  4. Step 4: Simplify right side
    7,117,618.42x = 22,089,380,737,257.69
  5. Step 5: Solve for x
    x = 22,089,380,737,257.69/7,117,618.42
  6. Step 6: Final answer
    x = 3,103,479.20

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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.