Home / 9,139,382.63-19,707,013.13

Finding the Third Proportional to 9,139,382.63 and 19,707,013.13

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Solution

The third proportional to 9,139,382.63 and 19,707,013.13 is: 42,493,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,382.63 : 19,707,013.13 = 19,707,013.13 : x
  2. Step 2: Convert to fraction form
    9,139,382.63/19,707,013.13 = 19,707,013.13/x
  3. Step 3: Cross multiply
    9,139,382.63x = 19,707,013.13 × 19,707,013.13
  4. Step 4: Simplify right side
    9,139,382.63x = 388,366,366,308,922.25
  5. Step 5: Solve for x
    x = 388,366,366,308,922.25/9,139,382.63
  6. Step 6: Final answer
    x = 42,493,720.01

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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.