Home / 13,750,865.60-20,612,301.60-8,068,164.80

Finding the Fourth Proportional to 13,750,865.60, 20,612,301.60 and 8,068,164.80

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Solution

The fourth proportional to 13,750,865.60, 20,612,301.60 and 8,068,164.80 is: 12,094,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750,865.60 : 20,612,301.60 = 8,068,164.80 : x
  2. Step 2: Convert to fraction form
    13,750,865.60/20,612,301.60 = 8,068,164.80/x
  3. Step 3: Cross multiply
    13,750,865.60x = 20,612,301.60 × 8,068,164.80
  4. Step 4: Simplify right side
    13,750,865.60x = 166,303,446,216,103.69
  5. Step 5: Solve for x
    x = 166,303,446,216,103.69/13,750,865.60
  6. Step 6: Final answer
    x = 12,094,034.74

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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.