Home / 5,154,100.88-7,696,442.26-4,209,345.68

Finding the Fourth Proportional to 5,154,100.88, 7,696,442.26 and 4,209,345.68

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Solution

The fourth proportional to 5,154,100.88, 7,696,442.26 and 4,209,345.68 is: 6,285,671.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,100.88 : 7,696,442.26 = 4,209,345.68 : x
  2. Step 2: Convert to fraction form
    5,154,100.88/7,696,442.26 = 4,209,345.68/x
  3. Step 3: Cross multiply
    5,154,100.88x = 7,696,442.26 × 4,209,345.68
  4. Step 4: Simplify right side
    5,154,100.88x = 32,396,985,978,500.43
  5. Step 5: Solve for x
    x = 32,396,985,978,500.43/5,154,100.88
  6. Step 6: Final answer
    x = 6,285,671.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.