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Finding the Third Proportional to 2,839,829.81 and 6,112,685.81

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Solution

The third proportional to 2,839,829.81 and 6,112,685.81 is: 13,157,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,829.81 : 6,112,685.81 = 6,112,685.81 : x
  2. Step 2: Convert to fraction form
    2,839,829.81/6,112,685.81 = 6,112,685.81/x
  3. Step 3: Cross multiply
    2,839,829.81x = 6,112,685.81 × 6,112,685.81
  4. Step 4: Simplify right side
    2,839,829.81x = 37,364,927,842,338.78
  5. Step 5: Solve for x
    x = 37,364,927,842,338.78/2,839,829.81
  6. Step 6: Final answer
    x = 13,157,453.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.