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Finding the Third Proportional to 5,620,036 and 8,718,342

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Solution

The third proportional to 5,620,036 and 8,718,342 is: 13,524,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,036 : 8,718,342 = 8,718,342 : x
  2. Step 2: Convert to fraction form
    5,620,036/8,718,342 = 8,718,342/x
  3. Step 3: Cross multiply
    5,620,036x = 8,718,342 × 8,718,342
  4. Step 4: Simplify right side
    5,620,036x = 76,009,487,228,964
  5. Step 5: Solve for x
    x = 76,009,487,228,964/5,620,036
  6. Step 6: Final answer
    x = 13,524,733.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.