Home / 10,185,125.41-15,284,418.77-4,795,317.21

Finding the Fourth Proportional to 10,185,125.41, 15,284,418.77 and 4,795,317.21

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Solution

The fourth proportional to 10,185,125.41, 15,284,418.77 and 4,795,317.21 is: 7,196,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185,125.41 : 15,284,418.77 = 4,795,317.21 : x
  2. Step 2: Convert to fraction form
    10,185,125.41/15,284,418.77 = 4,795,317.21/x
  3. Step 3: Cross multiply
    10,185,125.41x = 15,284,418.77 × 4,795,317.21
  4. Step 4: Simplify right side
    10,185,125.41x = 73,293,636,296,205.94
  5. Step 5: Solve for x
    x = 73,293,636,296,205.94/10,185,125.41
  6. Step 6: Final answer
    x = 7,196,144.71

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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.