Home / 6,618,509.74-9,134,462.73-3,718,121.23

Finding the Fourth Proportional to 6,618,509.74, 9,134,462.73 and 3,718,121.23

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Solution

The fourth proportional to 6,618,509.74, 9,134,462.73 and 3,718,121.23 is: 5,131,523.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,509.74 : 9,134,462.73 = 3,718,121.23 : x
  2. Step 2: Convert to fraction form
    6,618,509.74/9,134,462.73 = 3,718,121.23/x
  3. Step 3: Cross multiply
    6,618,509.74x = 9,134,462.73 × 3,718,121.23
  4. Step 4: Simplify right side
    6,618,509.74x = 33,963,039,801,056.76
  5. Step 5: Solve for x
    x = 33,963,039,801,056.76/6,618,509.74
  6. Step 6: Final answer
    x = 5,131,523.73

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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.