Home / 6,969,285.35-9,617,727.21-3,872,008.57

Finding the Fourth Proportional to 6,969,285.35, 9,617,727.21 and 3,872,008.57

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Solution

The fourth proportional to 6,969,285.35, 9,617,727.21 and 3,872,008.57 is: 5,343,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969,285.35 : 9,617,727.21 = 3,872,008.57 : x
  2. Step 2: Convert to fraction form
    6,969,285.35/9,617,727.21 = 3,872,008.57/x
  3. Step 3: Cross multiply
    6,969,285.35x = 9,617,727.21 × 3,872,008.57
  4. Step 4: Simplify right side
    6,969,285.35x = 37,239,922,181,042.20
  5. Step 5: Solve for x
    x = 37,239,922,181,042.20/6,969,285.35
  6. Step 6: Final answer
    x = 5,343,434.84

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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.