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Finding the Third Proportional to 2,879,818.88 and 6,187,011.19

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Solution

The third proportional to 2,879,818.88 and 6,187,011.19 is: 13,292,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,818.88 : 6,187,011.19 = 6,187,011.19 : x
  2. Step 2: Convert to fraction form
    2,879,818.88/6,187,011.19 = 6,187,011.19/x
  3. Step 3: Cross multiply
    2,879,818.88x = 6,187,011.19 × 6,187,011.19
  4. Step 4: Simplify right side
    2,879,818.88x = 38,279,107,434,250.16
  5. Step 5: Solve for x
    x = 38,279,107,434,250.16/2,879,818.88
  6. Step 6: Final answer
    x = 13,292,192.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.