Home / 11,284,894.11-15,577,920.81-7,618,776.34

Finding the Fourth Proportional to 11,284,894.11, 15,577,920.81 and 7,618,776.34

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Solution

The fourth proportional to 11,284,894.11, 15,577,920.81 and 7,618,776.34 is: 10,517,129.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,894.11 : 15,577,920.81 = 7,618,776.34 : x
  2. Step 2: Convert to fraction form
    11,284,894.11/15,577,920.81 = 7,618,776.34/x
  3. Step 3: Cross multiply
    11,284,894.11x = 15,577,920.81 × 7,618,776.34
  4. Step 4: Simplify right side
    11,284,894.11x = 118,684,694,527,698.33
  5. Step 5: Solve for x
    x = 118,684,694,527,698.33/11,284,894.11
  6. Step 6: Final answer
    x = 10,517,129.66

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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.