Home / 7,117,620.42-10,676,725.88-2,068,930.92

Finding the Fourth Proportional to 7,117,620.42, 10,676,725.88 and 2,068,930.92

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Solution

The fourth proportional to 7,117,620.42, 10,676,725.88 and 2,068,930.92 is: 3,103,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,620.42 : 10,676,725.88 = 2,068,930.92 : x
  2. Step 2: Convert to fraction form
    7,117,620.42/10,676,725.88 = 2,068,930.92/x
  3. Step 3: Cross multiply
    7,117,620.42x = 10,676,725.88 × 2,068,930.92
  4. Step 4: Simplify right side
    7,117,620.42x = 22,089,408,287,151.55
  5. Step 5: Solve for x
    x = 22,089,408,287,151.55/7,117,620.42
  6. Step 6: Final answer
    x = 3,103,482.20

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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.