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Finding the Third Proportional to 38,380,186 and 54,884,118

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Solution

The third proportional to 38,380,186 and 54,884,118 is: 78,484,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,380,186 : 54,884,118 = 54,884,118 : x
  2. Step 2: Convert to fraction form
    38,380,186/54,884,118 = 54,884,118/x
  3. Step 3: Cross multiply
    38,380,186x = 54,884,118 × 54,884,118
  4. Step 4: Simplify right side
    38,380,186x = 3,012,266,408,637,924
  5. Step 5: Solve for x
    x = 3,012,266,408,637,924/38,380,186
  6. Step 6: Final answer
    x = 78,484,935.13

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.