Home / 12,864,022.70-19,296,034.05-8,077,117.10

Finding the Fourth Proportional to 12,864,022.70, 19,296,034.05 and 8,077,117.10

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Solution

The fourth proportional to 12,864,022.70, 19,296,034.05 and 8,077,117.10 is: 12,115,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,864,022.70 : 19,296,034.05 = 8,077,117.10 : x
  2. Step 2: Convert to fraction form
    12,864,022.70/19,296,034.05 = 8,077,117.10/x
  3. Step 3: Cross multiply
    12,864,022.70x = 19,296,034.05 × 8,077,117.10
  4. Step 4: Simplify right side
    12,864,022.70x = 155,856,326,587,437.25
  5. Step 5: Solve for x
    x = 155,856,326,587,437.25/12,864,022.70
  6. Step 6: Final answer
    x = 12,115,675.65

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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.