Home / 5,911,563.60-8,867,345.40-2,125,429.20

Finding the Fourth Proportional to 5,911,563.60, 8,867,345.40 and 2,125,429.20

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Solution

The fourth proportional to 5,911,563.60, 8,867,345.40 and 2,125,429.20 is: 3,188,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911,563.60 : 8,867,345.40 = 2,125,429.20 : x
  2. Step 2: Convert to fraction form
    5,911,563.60/8,867,345.40 = 2,125,429.20/x
  3. Step 3: Cross multiply
    5,911,563.60x = 8,867,345.40 × 2,125,429.20
  4. Step 4: Simplify right side
    5,911,563.60x = 18,846,914,839,645.68
  5. Step 5: Solve for x
    x = 18,846,914,839,645.68/5,911,563.60
  6. Step 6: Final answer
    x = 3,188,143.80

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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.