Home / 18,115,580.95-24,999,610.43-9,855,702.49

Finding the Fourth Proportional to 18,115,580.95, 24,999,610.43 and 9,855,702.49

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Solution

The fourth proportional to 18,115,580.95, 24,999,610.43 and 9,855,702.49 is: 13,600,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115,580.95 : 24,999,610.43 = 9,855,702.49 : x
  2. Step 2: Convert to fraction form
    18,115,580.95/24,999,610.43 = 9,855,702.49/x
  3. Step 3: Cross multiply
    18,115,580.95x = 24,999,610.43 × 9,855,702.49
  4. Step 4: Simplify right side
    18,115,580.95x = 246,388,722,763,980.97
  5. Step 5: Solve for x
    x = 246,388,722,763,980.97/18,115,580.95
  6. Step 6: Final answer
    x = 13,600,928.58

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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.