Home / 54,128,085.98-81,188,046.02-17,238,485.19

Finding the Fourth Proportional to 54,128,085.98, 81,188,046.02 and 17,238,485.19

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Solution

The fourth proportional to 54,128,085.98, 81,188,046.02 and 17,238,485.19 is: 25,856,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,085.98 : 81,188,046.02 = 17,238,485.19 : x
  2. Step 2: Convert to fraction form
    54,128,085.98/81,188,046.02 = 17,238,485.19/x
  3. Step 3: Cross multiply
    54,128,085.98x = 81,188,046.02 × 17,238,485.19
  4. Step 4: Simplify right side
    54,128,085.98x = 1,399,558,929,136,138.50
  5. Step 5: Solve for x
    x = 1,399,558,929,136,138.50/54,128,085.98
  6. Step 6: Final answer
    x = 25,856,427.47

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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.