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Finding the Third Proportional to 25,342,990 and 39,259,618

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Solution

The third proportional to 25,342,990 and 39,259,618 is: 60,818,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342,990 : 39,259,618 = 39,259,618 : x
  2. Step 2: Convert to fraction form
    25,342,990/39,259,618 = 39,259,618/x
  3. Step 3: Cross multiply
    25,342,990x = 39,259,618 × 39,259,618
  4. Step 4: Simplify right side
    25,342,990x = 1,541,317,605,505,924
  5. Step 5: Solve for x
    x = 1,541,317,605,505,924/25,342,990
  6. Step 6: Final answer
    x = 60,818,301.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.