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Finding the Third Proportional to 12,615,250 and 19,762,954

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Solution

The third proportional to 12,615,250 and 19,762,954 is: 30,960,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615,250 : 19,762,954 = 19,762,954 : x
  2. Step 2: Convert to fraction form
    12,615,250/19,762,954 = 19,762,954/x
  3. Step 3: Cross multiply
    12,615,250x = 19,762,954 × 19,762,954
  4. Step 4: Simplify right side
    12,615,250x = 390,574,350,806,116
  5. Step 5: Solve for x
    x = 390,574,350,806,116/12,615,250
  6. Step 6: Final answer
    x = 30,960,492.33

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.