Home / 11,388,909.30-17,084,862.45-4,205,489.10

Finding the Fourth Proportional to 11,388,909.30, 17,084,862.45 and 4,205,489.10

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Solution

The fourth proportional to 11,388,909.30, 17,084,862.45 and 4,205,489.10 is: 6,308,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,909.30 : 17,084,862.45 = 4,205,489.10 : x
  2. Step 2: Convert to fraction form
    11,388,909.30/17,084,862.45 = 4,205,489.10/x
  3. Step 3: Cross multiply
    11,388,909.30x = 17,084,862.45 × 4,205,489.10
  4. Step 4: Simplify right side
    11,388,909.30x = 71,850,202,808,474.28
  5. Step 5: Solve for x
    x = 71,850,202,808,474.28/11,388,909.30
  6. Step 6: Final answer
    x = 6,308,786.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.