Home / 12,040,739.10-16,616,231.19-6,884,208.63

Finding the Fourth Proportional to 12,040,739.10, 16,616,231.19 and 6,884,208.63

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Solution

The fourth proportional to 12,040,739.10, 16,616,231.19 and 6,884,208.63 is: 9,500,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,739.10 : 16,616,231.19 = 6,884,208.63 : x
  2. Step 2: Convert to fraction form
    12,040,739.10/16,616,231.19 = 6,884,208.63/x
  3. Step 3: Cross multiply
    12,040,739.10x = 16,616,231.19 × 6,884,208.63
  4. Step 4: Simplify right side
    12,040,739.10x = 114,389,602,156,273.17
  5. Step 5: Solve for x
    x = 114,389,602,156,273.17/12,040,739.10
  6. Step 6: Final answer
    x = 9,500,214.33

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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.