Home / 18,739,036.13-43,376,730.19

Finding the Third Proportional to 18,739,036.13 and 43,376,730.19

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Solution

The third proportional to 18,739,036.13 and 43,376,730.19 is: 100,407,550.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,036.13 : 43,376,730.19 = 43,376,730.19 : x
  2. Step 2: Convert to fraction form
    18,739,036.13/43,376,730.19 = 43,376,730.19/x
  3. Step 3: Cross multiply
    18,739,036.13x = 43,376,730.19 × 43,376,730.19
  4. Step 4: Simplify right side
    18,739,036.13x = 1,881,540,721,759,173.75
  5. Step 5: Solve for x
    x = 1,881,540,721,759,173.75/18,739,036.13
  6. Step 6: Final answer
    x = 100,407,550.81

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.