Home / 11,336,398.66-15,643,664.76-6,440,974.12

Finding the Fourth Proportional to 11,336,398.66, 15,643,664.76 and 6,440,974.12

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Solution

The fourth proportional to 11,336,398.66, 15,643,664.76 and 6,440,974.12 is: 8,888,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336,398.66 : 15,643,664.76 = 6,440,974.12 : x
  2. Step 2: Convert to fraction form
    11,336,398.66/15,643,664.76 = 6,440,974.12/x
  3. Step 3: Cross multiply
    11,336,398.66x = 15,643,664.76 × 6,440,974.12
  4. Step 4: Simplify right side
    11,336,398.66x = 100,760,439,861,116.02
  5. Step 5: Solve for x
    x = 100,760,439,861,116.02/11,336,398.66
  6. Step 6: Final answer
    x = 8,888,223.05

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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.