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Finding the Third Proportional to 4,950,618 and 7,877,403

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Solution

The third proportional to 4,950,618 and 7,877,403 is: 12,534,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950,618 : 7,877,403 = 7,877,403 : x
  2. Step 2: Convert to fraction form
    4,950,618/7,877,403 = 7,877,403/x
  3. Step 3: Cross multiply
    4,950,618x = 7,877,403 × 7,877,403
  4. Step 4: Simplify right side
    4,950,618x = 62,053,478,024,409
  5. Step 5: Solve for x
    x = 62,053,478,024,409/4,950,618
  6. Step 6: Final answer
    x = 12,534,491.25

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.