Home / 21,597,599.70-32,396,399.55-15,858,036.90

Finding the Fourth Proportional to 21,597,599.70, 32,396,399.55 and 15,858,036.90

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Solution

The fourth proportional to 21,597,599.70, 32,396,399.55 and 15,858,036.90 is: 23,787,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597,599.70 : 32,396,399.55 = 15,858,036.90 : x
  2. Step 2: Convert to fraction form
    21,597,599.70/32,396,399.55 = 15,858,036.90/x
  3. Step 3: Cross multiply
    21,597,599.70x = 32,396,399.55 × 15,858,036.90
  4. Step 4: Simplify right side
    21,597,599.70x = 513,743,299,491,043.44
  5. Step 5: Solve for x
    x = 513,743,299,491,043.44/21,597,599.70
  6. Step 6: Final answer
    x = 23,787,055.35

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1.5x scale

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.