Home / 30,231,702.33-45,340,080.01-12,957,944.39

Finding the Fourth Proportional to 30,231,702.33, 45,340,080.01 and 12,957,944.39

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Solution

The fourth proportional to 30,231,702.33, 45,340,080.01 and 12,957,944.39 is: 19,433,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231,702.33 : 45,340,080.01 = 12,957,944.39 : x
  2. Step 2: Convert to fraction form
    30,231,702.33/45,340,080.01 = 12,957,944.39/x
  3. Step 3: Cross multiply
    30,231,702.33x = 45,340,080.01 × 12,957,944.39
  4. Step 4: Simplify right side
    30,231,702.33x = 587,514,235,407,730.62
  5. Step 5: Solve for x
    x = 587,514,235,407,730.62/30,231,702.33
  6. Step 6: Final answer
    x = 19,433,713.29

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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.