Home / 8,857,785.60-13,285,987.20-3,465,388.80

Finding the Fourth Proportional to 8,857,785.60, 13,285,987.20 and 3,465,388.80

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Solution

The fourth proportional to 8,857,785.60, 13,285,987.20 and 3,465,388.80 is: 5,197,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,785.60 : 13,285,987.20 = 3,465,388.80 : x
  2. Step 2: Convert to fraction form
    8,857,785.60/13,285,987.20 = 3,465,388.80/x
  3. Step 3: Cross multiply
    8,857,785.60x = 13,285,987.20 × 3,465,388.80
  4. Step 4: Simplify right side
    8,857,785.60x = 46,041,111,239,823.35
  5. Step 5: Solve for x
    x = 46,041,111,239,823.35/8,857,785.60
  6. Step 6: Final answer
    x = 5,197,812.79

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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.