Home / 43,157,819.40-64,736,729.10-27,033,505.80

Finding the Fourth Proportional to 43,157,819.40, 64,736,729.10 and 27,033,505.80

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Solution

The fourth proportional to 43,157,819.40, 64,736,729.10 and 27,033,505.80 is: 40,550,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,157,819.40 : 64,736,729.10 = 27,033,505.80 : x
  2. Step 2: Convert to fraction form
    43,157,819.40/64,736,729.10 = 27,033,505.80/x
  3. Step 3: Cross multiply
    43,157,819.40x = 64,736,729.10 × 27,033,505.80
  4. Step 4: Simplify right side
    43,157,819.40x = 1,750,060,741,597,878.75
  5. Step 5: Solve for x
    x = 1,750,060,741,597,878.75/43,157,819.40
  6. Step 6: Final answer
    x = 40,550,258.70

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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.