Home / 11,398,993.30-15,730,492.71-6,171,911.56

Finding the Fourth Proportional to 11,398,993.30, 15,730,492.71 and 6,171,911.56

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Solution

The fourth proportional to 11,398,993.30, 15,730,492.71 and 6,171,911.56 is: 8,517,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398,993.30 : 15,730,492.71 = 6,171,911.56 : x
  2. Step 2: Convert to fraction form
    11,398,993.30/15,730,492.71 = 6,171,911.56/x
  3. Step 3: Cross multiply
    11,398,993.30x = 15,730,492.71 × 6,171,911.56
  4. Step 4: Simplify right side
    11,398,993.30x = 97,087,209,801,344.73
  5. Step 5: Solve for x
    x = 97,087,209,801,344.73/11,398,993.30
  6. Step 6: Final answer
    x = 8,517,174.04

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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.