Home / 4,210,446.09-9,135,537.47

Finding the Third Proportional to 4,210,446.09 and 9,135,537.47

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Solution

The third proportional to 4,210,446.09 and 9,135,537.47 is: 19,821,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,446.09 : 9,135,537.47 = 9,135,537.47 : x
  2. Step 2: Convert to fraction form
    4,210,446.09/9,135,537.47 = 9,135,537.47/x
  3. Step 3: Cross multiply
    4,210,446.09x = 9,135,537.47 × 9,135,537.47
  4. Step 4: Simplify right side
    4,210,446.09x = 83,458,044,842,935.16
  5. Step 5: Solve for x
    x = 83,458,044,842,935.16/4,210,446.09
  6. Step 6: Final answer
    x = 19,821,663.31

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.