Home / 6,131,811.12-9,199,141.13-2,088,333.44

Finding the Fourth Proportional to 6,131,811.12, 9,199,141.13 and 2,088,333.44

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Solution

The fourth proportional to 6,131,811.12, 9,199,141.13 and 2,088,333.44 is: 3,132,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,811.12 : 9,199,141.13 = 2,088,333.44 : x
  2. Step 2: Convert to fraction form
    6,131,811.12/9,199,141.13 = 2,088,333.44/x
  3. Step 3: Cross multiply
    6,131,811.12x = 9,199,141.13 × 2,088,333.44
  4. Step 4: Simplify right side
    6,131,811.12x = 19,210,874,019,117.79
  5. Step 5: Solve for x
    x = 19,210,874,019,117.79/6,131,811.12
  6. Step 6: Final answer
    x = 3,132,985.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.