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Finding the Third Proportional to 15,999,811.75 and 35,113,862

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Solution

The third proportional to 15,999,811.75 and 35,113,862 is: 77,062,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,999,811.75 : 35,113,862 = 35,113,862 : x
  2. Step 2: Convert to fraction form
    15,999,811.75/35,113,862 = 35,113,862/x
  3. Step 3: Cross multiply
    15,999,811.75x = 35,113,862 × 35,113,862
  4. Step 4: Simplify right side
    15,999,811.75x = 1,232,983,304,555,044
  5. Step 5: Solve for x
    x = 1,232,983,304,555,044/15,999,811.75
  6. Step 6: Final answer
    x = 77,062,363.22

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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.