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Finding the Third Proportional to 7,055,312 and 15,455,880

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Solution

The third proportional to 7,055,312 and 15,455,880 is: 33,858,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055,312 : 15,455,880 = 15,455,880 : x
  2. Step 2: Convert to fraction form
    7,055,312/15,455,880 = 15,455,880/x
  3. Step 3: Cross multiply
    7,055,312x = 15,455,880 × 15,455,880
  4. Step 4: Simplify right side
    7,055,312x = 238,884,226,574,400
  5. Step 5: Solve for x
    x = 238,884,226,574,400/7,055,312
  6. Step 6: Final answer
    x = 33,858,775.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.