Home / 27,759,943.89-38,309,919.73-15,370,037.58

Finding the Fourth Proportional to 27,759,943.89, 38,309,919.73 and 15,370,037.58

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Solution

The fourth proportional to 27,759,943.89, 38,309,919.73 and 15,370,037.58 is: 21,211,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759,943.89 : 38,309,919.73 = 15,370,037.58 : x
  2. Step 2: Convert to fraction form
    27,759,943.89/38,309,919.73 = 15,370,037.58/x
  3. Step 3: Cross multiply
    27,759,943.89x = 38,309,919.73 × 15,370,037.58
  4. Step 4: Simplify right side
    27,759,943.89x = 588,824,905,936,883.38
  5. Step 5: Solve for x
    x = 588,824,905,936,883.38/27,759,943.89
  6. Step 6: Final answer
    x = 21,211,314.70

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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.