Home / 8,911,859.60-13,367,789.40-2,180,273.60

Finding the Fourth Proportional to 8,911,859.60, 13,367,789.40 and 2,180,273.60

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Solution

The fourth proportional to 8,911,859.60, 13,367,789.40 and 2,180,273.60 is: 3,270,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,859.60 : 13,367,789.40 = 2,180,273.60 : x
  2. Step 2: Convert to fraction form
    8,911,859.60/13,367,789.40 = 2,180,273.60/x
  3. Step 3: Cross multiply
    8,911,859.60x = 13,367,789.40 × 2,180,273.60
  4. Step 4: Simplify right side
    8,911,859.60x = 29,145,438,319,179.84
  5. Step 5: Solve for x
    x = 29,145,438,319,179.84/8,911,859.60
  6. Step 6: Final answer
    x = 3,270,410.40

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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.