Home / 11,809,729.60-17,714,594.40-3,291,380.80

Finding the Fourth Proportional to 11,809,729.60, 17,714,594.40 and 3,291,380.80

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Solution

The fourth proportional to 11,809,729.60, 17,714,594.40 and 3,291,380.80 is: 4,937,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809,729.60 : 17,714,594.40 = 3,291,380.80 : x
  2. Step 2: Convert to fraction form
    11,809,729.60/17,714,594.40 = 3,291,380.80/x
  3. Step 3: Cross multiply
    11,809,729.60x = 17,714,594.40 × 3,291,380.80
  4. Step 4: Simplify right side
    11,809,729.60x = 58,305,475,887,947.52
  5. Step 5: Solve for x
    x = 58,305,475,887,947.52/11,809,729.60
  6. Step 6: Final answer
    x = 4,937,071.20

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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.