Home / 6,643,455.30-9,167,968.26-3,587,669.28

Finding the Fourth Proportional to 6,643,455.30, 9,167,968.26 and 3,587,669.28

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Solution

The fourth proportional to 6,643,455.30, 9,167,968.26 and 3,587,669.28 is: 4,950,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,455.30 : 9,167,968.26 = 3,587,669.28 : x
  2. Step 2: Convert to fraction form
    6,643,455.30/9,167,968.26 = 3,587,669.28/x
  3. Step 3: Cross multiply
    6,643,455.30x = 9,167,968.26 × 3,587,669.28
  4. Step 4: Simplify right side
    6,643,455.30x = 32,891,638,086,417.05
  5. Step 5: Solve for x
    x = 32,891,638,086,417.05/6,643,455.30
  6. Step 6: Final answer
    x = 4,950,983.58

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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.