Home / 6,971,242.42-9,621,216.66-3,915,456.58

Finding the Fourth Proportional to 6,971,242.42, 9,621,216.66 and 3,915,456.58

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Solution

The fourth proportional to 6,971,242.42, 9,621,216.66 and 3,915,456.58 is: 5,403,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,242.42 : 9,621,216.66 = 3,915,456.58 : x
  2. Step 2: Convert to fraction form
    6,971,242.42/9,621,216.66 = 3,915,456.58/x
  3. Step 3: Cross multiply
    6,971,242.42x = 9,621,216.66 × 3,915,456.58
  4. Step 4: Simplify right side
    6,971,242.42x = 37,671,456,079,002.62
  5. Step 5: Solve for x
    x = 37,671,456,079,002.62/6,971,242.42
  6. Step 6: Final answer
    x = 5,403,836.76

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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.