Home / 6,811,497.74-9,400,090.84-3,911,404.52

Finding the Fourth Proportional to 6,811,497.74, 9,400,090.84 and 3,911,404.52

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Solution

The fourth proportional to 6,811,497.74, 9,400,090.84 and 3,911,404.52 is: 5,397,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811,497.74 : 9,400,090.84 = 3,911,404.52 : x
  2. Step 2: Convert to fraction form
    6,811,497.74/9,400,090.84 = 3,911,404.52/x
  3. Step 3: Cross multiply
    6,811,497.74x = 9,400,090.84 × 3,911,404.52
  4. Step 4: Simplify right side
    6,811,497.74x = 36,767,557,799,986.59
  5. Step 5: Solve for x
    x = 36,767,557,799,986.59/6,811,497.74
  6. Step 6: Final answer
    x = 5,397,866.84

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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.