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Finding the Third Proportional to 20,362,266 and 28,482,840

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Solution

The third proportional to 20,362,266 and 28,482,840 is: 39,841,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,266 : 28,482,840 = 28,482,840 : x
  2. Step 2: Convert to fraction form
    20,362,266/28,482,840 = 28,482,840/x
  3. Step 3: Cross multiply
    20,362,266x = 28,482,840 × 28,482,840
  4. Step 4: Simplify right side
    20,362,266x = 811,272,174,465,600
  5. Step 5: Solve for x
    x = 811,272,174,465,600/20,362,266
  6. Step 6: Final answer
    x = 39,841,939.72

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.