Home / 10,151,542.69-21,921,045.19

Finding the Third Proportional to 10,151,542.69 and 21,921,045.19

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Solution

The third proportional to 10,151,542.69 and 21,921,045.19 is: 47,335,881.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151,542.69 : 21,921,045.19 = 21,921,045.19 : x
  2. Step 2: Convert to fraction form
    10,151,542.69/21,921,045.19 = 21,921,045.19/x
  3. Step 3: Cross multiply
    10,151,542.69x = 21,921,045.19 × 21,921,045.19
  4. Step 4: Simplify right side
    10,151,542.69x = 480,532,222,112,416.94
  5. Step 5: Solve for x
    x = 480,532,222,112,416.94/10,151,542.69
  6. Step 6: Final answer
    x = 47,335,881.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.