Home / 85,025,736.06-127,558,844.31-27,518,007.90

Finding the Fourth Proportional to 85,025,736.06, 127,558,844.31 and 27,518,007.90

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Solution

The fourth proportional to 85,025,736.06, 127,558,844.31 and 27,518,007.90 is: 41,283,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,736.06 : 127,558,844.31 = 27,518,007.90 : x
  2. Step 2: Convert to fraction form
    85,025,736.06/127,558,844.31 = 27,518,007.90/x
  3. Step 3: Cross multiply
    85,025,736.06x = 127,558,844.31 × 27,518,007.90
  4. Step 4: Simplify right side
    85,025,736.06x = 3,510,165,286,018,988
  5. Step 5: Solve for x
    x = 3,510,165,286,018,988/85,025,736.06
  6. Step 6: Final answer
    x = 41,283,562.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.