Home / 4,662,731.10-6,992,023.05-2,139,159.90

Finding the Fourth Proportional to 4,662,731.10, 6,992,023.05 and 2,139,159.90

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Solution

The fourth proportional to 4,662,731.10, 6,992,023.05 and 2,139,159.90 is: 3,207,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662,731.10 : 6,992,023.05 = 2,139,159.90 : x
  2. Step 2: Convert to fraction form
    4,662,731.10/6,992,023.05 = 2,139,159.90/x
  3. Step 3: Cross multiply
    4,662,731.10x = 6,992,023.05 × 2,139,159.90
  4. Step 4: Simplify right side
    4,662,731.10x = 14,957,055,328,435.69
  5. Step 5: Solve for x
    x = 14,957,055,328,435.69/4,662,731.10
  6. Step 6: Final answer
    x = 3,207,788.53

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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.