Home / 21,697,380.96-32,546,071.42-10,303,285.92

Finding the Fourth Proportional to 21,697,380.96, 32,546,071.42 and 10,303,285.92

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Solution

The fourth proportional to 21,697,380.96, 32,546,071.42 and 10,303,285.92 is: 15,454,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,697,380.96 : 32,546,071.42 = 10,303,285.92 : x
  2. Step 2: Convert to fraction form
    21,697,380.96/32,546,071.42 = 10,303,285.92/x
  3. Step 3: Cross multiply
    21,697,380.96x = 32,546,071.42 × 10,303,285.92
  4. Step 4: Simplify right side
    21,697,380.96x = 335,331,479,413,000.44
  5. Step 5: Solve for x
    x = 335,331,479,413,000.44/21,697,380.96
  6. Step 6: Final answer
    x = 15,454,928.87

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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.