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Finding the Third Proportional to 28,016,066 and 43,266,963

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Solution

The third proportional to 28,016,066 and 43,266,963 is: 66,819,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,066 : 43,266,963 = 43,266,963 : x
  2. Step 2: Convert to fraction form
    28,016,066/43,266,963 = 43,266,963/x
  3. Step 3: Cross multiply
    28,016,066x = 43,266,963 × 43,266,963
  4. Step 4: Simplify right side
    28,016,066x = 1,872,030,087,243,369
  5. Step 5: Solve for x
    x = 1,872,030,087,243,369/28,016,066
  6. Step 6: Final answer
    x = 66,819,877.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.