Home / 8,651,091.60-12,976,637.40-4,172,115.60

Finding the Fourth Proportional to 8,651,091.60, 12,976,637.40 and 4,172,115.60

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Solution

The fourth proportional to 8,651,091.60, 12,976,637.40 and 4,172,115.60 is: 6,258,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,091.60 : 12,976,637.40 = 4,172,115.60 : x
  2. Step 2: Convert to fraction form
    8,651,091.60/12,976,637.40 = 4,172,115.60/x
  3. Step 3: Cross multiply
    8,651,091.60x = 12,976,637.40 × 4,172,115.60
  4. Step 4: Simplify right side
    8,651,091.60x = 54,140,031,332,083.45
  5. Step 5: Solve for x
    x = 54,140,031,332,083.45/8,651,091.60
  6. Step 6: Final answer
    x = 6,258,173.40

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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.