Home / 6,612,282.51-9,917,109.05-1,818,732.75

Finding the Fourth Proportional to 6,612,282.51, 9,917,109.05 and 1,818,732.75

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Solution

The fourth proportional to 6,612,282.51, 9,917,109.05 and 1,818,732.75 is: 2,727,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612,282.51 : 9,917,109.05 = 1,818,732.75 : x
  2. Step 2: Convert to fraction form
    6,612,282.51/9,917,109.05 = 1,818,732.75/x
  3. Step 3: Cross multiply
    6,612,282.51x = 9,917,109.05 × 1,818,732.75
  4. Step 4: Simplify right side
    6,612,282.51x = 18,036,571,005,462.72
  5. Step 5: Solve for x
    x = 18,036,571,005,462.72/6,612,282.51
  6. Step 6: Final answer
    x = 2,727,737.51

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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.