Home / 26,863,629.84-37,071,936.90-15,261,829.92

Finding the Fourth Proportional to 26,863,629.84, 37,071,936.90 and 15,261,829.92

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Solution

The fourth proportional to 26,863,629.84, 37,071,936.90 and 15,261,829.92 is: 21,061,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863,629.84 : 37,071,936.90 = 15,261,829.92 : x
  2. Step 2: Convert to fraction form
    26,863,629.84/37,071,936.90 = 15,261,829.92/x
  3. Step 3: Cross multiply
    26,863,629.84x = 37,071,936.90 × 15,261,829.92
  4. Step 4: Simplify right side
    26,863,629.84x = 565,785,595,772,772
  5. Step 5: Solve for x
    x = 565,785,595,772,772/26,863,629.84
  6. Step 6: Final answer
    x = 21,061,397.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.