Home / 11,115,407.84-15,338,932.74-6,154,069.86

Finding the Fourth Proportional to 11,115,407.84, 15,338,932.74 and 6,154,069.86

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Solution

The fourth proportional to 11,115,407.84, 15,338,932.74 and 6,154,069.86 is: 8,492,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,407.84 : 15,338,932.74 = 6,154,069.86 : x
  2. Step 2: Convert to fraction form
    11,115,407.84/15,338,932.74 = 6,154,069.86/x
  3. Step 3: Cross multiply
    11,115,407.84x = 15,338,932.74 × 6,154,069.86
  4. Step 4: Simplify right side
    11,115,407.84x = 94,396,863,659,801.22
  5. Step 5: Solve for x
    x = 94,396,863,659,801.22/11,115,407.84
  6. Step 6: Final answer
    x = 8,492,433.66

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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.