Home / 21,196,963.13-45,915,364.13

Finding the Third Proportional to 21,196,963.13 and 45,915,364.13

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Solution

The third proportional to 21,196,963.13 and 45,915,364.13 is: 99,458,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,196,963.13 : 45,915,364.13 = 45,915,364.13 : x
  2. Step 2: Convert to fraction form
    21,196,963.13/45,915,364.13 = 45,915,364.13/x
  3. Step 3: Cross multiply
    21,196,963.13x = 45,915,364.13 × 45,915,364.13
  4. Step 4: Simplify right side
    21,196,963.13x = 2,108,220,662,731,337
  5. Step 5: Solve for x
    x = 2,108,220,662,731,337/21,196,963.13
  6. Step 6: Final answer
    x = 99,458,618.21

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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.