Home / 6,438,387.59-8,884,972.82-3,537,965.31

Finding the Fourth Proportional to 6,438,387.59, 8,884,972.82 and 3,537,965.31

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Solution

The fourth proportional to 6,438,387.59, 8,884,972.82 and 3,537,965.31 is: 4,882,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,387.59 : 8,884,972.82 = 3,537,965.31 : x
  2. Step 2: Convert to fraction form
    6,438,387.59/8,884,972.82 = 3,537,965.31/x
  3. Step 3: Cross multiply
    6,438,387.59x = 8,884,972.82 × 3,537,965.31
  4. Step 4: Simplify right side
    6,438,387.59x = 31,434,725,617,452.88
  5. Step 5: Solve for x
    x = 31,434,725,617,452.88/6,438,387.59
  6. Step 6: Final answer
    x = 4,882,391.00

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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.