Home / 5,421,319.88-11,787,423.75

Finding the Third Proportional to 5,421,319.88 and 11,787,423.75

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Solution

The third proportional to 5,421,319.88 and 11,787,423.75 is: 25,629,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,319.88 : 11,787,423.75 = 11,787,423.75 : x
  2. Step 2: Convert to fraction form
    5,421,319.88/11,787,423.75 = 11,787,423.75/x
  3. Step 3: Cross multiply
    5,421,319.88x = 11,787,423.75 × 11,787,423.75
  4. Step 4: Simplify right side
    5,421,319.88x = 138,943,358,662,064.06
  5. Step 5: Solve for x
    x = 138,943,358,662,064.06/5,421,319.88
  6. Step 6: Final answer
    x = 25,629,064.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.