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Finding the Third Proportional to 13,978,659 and 29,900,358

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Solution

The third proportional to 13,978,659 and 29,900,358 is: 63,956,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,978,659 : 29,900,358 = 29,900,358 : x
  2. Step 2: Convert to fraction form
    13,978,659/29,900,358 = 29,900,358/x
  3. Step 3: Cross multiply
    13,978,659x = 29,900,358 × 29,900,358
  4. Step 4: Simplify right side
    13,978,659x = 894,031,408,528,164
  5. Step 5: Solve for x
    x = 894,031,408,528,164/13,978,659
  6. Step 6: Final answer
    x = 63,956,879.45

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.