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Finding the Third Proportional to 5,133,021 and 7,947,067.50

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Solution

The third proportional to 5,133,021 and 7,947,067.50 is: 12,303,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,021 : 7,947,067.50 = 7,947,067.50 : x
  2. Step 2: Convert to fraction form
    5,133,021/7,947,067.50 = 7,947,067.50/x
  3. Step 3: Cross multiply
    5,133,021x = 7,947,067.50 × 7,947,067.50
  4. Step 4: Simplify right side
    5,133,021x = 63,155,881,849,556.25
  5. Step 5: Solve for x
    x = 63,155,881,849,556.25/5,133,021
  6. Step 6: Final answer
    x = 12,303,842.48

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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.