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Finding the Third Proportional to 29,211,988 and 45,471,426

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Solution

The third proportional to 29,211,988 and 45,471,426 is: 70,780,892.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,988 : 45,471,426 = 45,471,426 : x
  2. Step 2: Convert to fraction form
    29,211,988/45,471,426 = 45,471,426/x
  3. Step 3: Cross multiply
    29,211,988x = 45,471,426 × 45,471,426
  4. Step 4: Simplify right side
    29,211,988x = 2,067,650,582,473,476
  5. Step 5: Solve for x
    x = 2,067,650,582,473,476/29,211,988
  6. Step 6: Final answer
    x = 70,780,892.50

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.