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Finding the Third Proportional to 15,438,886 and 22,709,259

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Solution

The third proportional to 15,438,886 and 22,709,259 is: 33,403,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438,886 : 22,709,259 = 22,709,259 : x
  2. Step 2: Convert to fraction form
    15,438,886/22,709,259 = 22,709,259/x
  3. Step 3: Cross multiply
    15,438,886x = 22,709,259 × 22,709,259
  4. Step 4: Simplify right side
    15,438,886x = 515,710,444,329,081
  5. Step 5: Solve for x
    x = 515,710,444,329,081/15,438,886
  6. Step 6: Final answer
    x = 33,403,345.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.