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Finding the Third Proportional to 15,208,324 and 31,674,904

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Solution

The third proportional to 15,208,324 and 31,674,904 is: 65,970,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208,324 : 31,674,904 = 31,674,904 : x
  2. Step 2: Convert to fraction form
    15,208,324/31,674,904 = 31,674,904/x
  3. Step 3: Cross multiply
    15,208,324x = 31,674,904 × 31,674,904
  4. Step 4: Simplify right side
    15,208,324x = 1,003,299,543,409,216
  5. Step 5: Solve for x
    x = 1,003,299,543,409,216/15,208,324
  6. Step 6: Final answer
    x = 65,970,421.42

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.