Home / 11,453,216-15,805,035.20-6,296,540.16

Finding the Fourth Proportional to 11,453,216, 15,805,035.20 and 6,296,540.16

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Solution

The fourth proportional to 11,453,216, 15,805,035.20 and 6,296,540.16 is: 8,689,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453,216 : 15,805,035.20 = 6,296,540.16 : x
  2. Step 2: Convert to fraction form
    11,453,216/15,805,035.20 = 6,296,540.16/x
  3. Step 3: Cross multiply
    11,453,216x = 15,805,035.20 × 6,296,540.16
  4. Step 4: Simplify right side
    11,453,216x = 99,517,038,867,013.62
  5. Step 5: Solve for x
    x = 99,517,038,867,013.62/11,453,216
  6. Step 6: Final answer
    x = 8,689,003.93

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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.