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Finding the Third Proportional to 15,312,314 and 33,406,418

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Solution

The third proportional to 15,312,314 and 33,406,418 is: 72,881,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312,314 : 33,406,418 = 33,406,418 : x
  2. Step 2: Convert to fraction form
    15,312,314/33,406,418 = 33,406,418/x
  3. Step 3: Cross multiply
    15,312,314x = 33,406,418 × 33,406,418
  4. Step 4: Simplify right side
    15,312,314x = 1,115,988,763,590,724
  5. Step 5: Solve for x
    x = 1,115,988,763,590,724/15,312,314
  6. Step 6: Final answer
    x = 72,881,784.14

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.