Home / 12,733,489.20-19,100,233.80-10,214,065.20

Finding the Fourth Proportional to 12,733,489.20, 19,100,233.80 and 10,214,065.20

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Solution

The fourth proportional to 12,733,489.20, 19,100,233.80 and 10,214,065.20 is: 15,321,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733,489.20 : 19,100,233.80 = 10,214,065.20 : x
  2. Step 2: Convert to fraction form
    12,733,489.20/19,100,233.80 = 10,214,065.20/x
  3. Step 3: Cross multiply
    12,733,489.20x = 19,100,233.80 × 10,214,065.20
  4. Step 4: Simplify right side
    12,733,489.20x = 195,091,033,368,443.75
  5. Step 5: Solve for x
    x = 195,091,033,368,443.75/12,733,489.20
  6. Step 6: Final answer
    x = 15,321,097.80

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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.