Home / 6,643,136.33-9,167,722.44-3,889,566.13

Finding the Fourth Proportional to 6,643,136.33, 9,167,722.44 and 3,889,566.13

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Solution

The fourth proportional to 6,643,136.33, 9,167,722.44 and 3,889,566.13 is: 5,367,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,136.33 : 9,167,722.44 = 3,889,566.13 : x
  2. Step 2: Convert to fraction form
    6,643,136.33/9,167,722.44 = 3,889,566.13/x
  3. Step 3: Cross multiply
    6,643,136.33x = 9,167,722.44 × 3,889,566.13
  4. Step 4: Simplify right side
    6,643,136.33x = 35,658,462,672,417.12
  5. Step 5: Solve for x
    x = 35,658,462,672,417.12/6,643,136.33
  6. Step 6: Final answer
    x = 5,367,715.02

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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.