Home / 12,797,907.40-19,196,861.10-11,538,195.40

Finding the Fourth Proportional to 12,797,907.40, 19,196,861.10 and 11,538,195.40

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Solution

The fourth proportional to 12,797,907.40, 19,196,861.10 and 11,538,195.40 is: 17,307,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,907.40 : 19,196,861.10 = 11,538,195.40 : x
  2. Step 2: Convert to fraction form
    12,797,907.40/19,196,861.10 = 11,538,195.40/x
  3. Step 3: Cross multiply
    12,797,907.40x = 19,196,861.10 × 11,538,195.40
  4. Step 4: Simplify right side
    12,797,907.40x = 221,497,134,438,458.97
  5. Step 5: Solve for x
    x = 221,497,134,438,458.97/12,797,907.40
  6. Step 6: Final answer
    x = 17,307,293.10

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Similar ratio
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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.