Home / 28,388,032.24-39,175,446-16,164,889.24

Finding the Fourth Proportional to 28,388,032.24, 39,175,446 and 16,164,889.24

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Solution

The fourth proportional to 28,388,032.24, 39,175,446 and 16,164,889.24 is: 22,307,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,388,032.24 : 39,175,446 = 16,164,889.24 : x
  2. Step 2: Convert to fraction form
    28,388,032.24/39,175,446 = 16,164,889.24/x
  3. Step 3: Cross multiply
    28,388,032.24x = 39,175,446 × 16,164,889.24
  4. Step 4: Simplify right side
    28,388,032.24x = 633,266,745,517,601
  5. Step 5: Solve for x
    x = 633,266,745,517,601/28,388,032.24
  6. Step 6: Final answer
    x = 22,307,525.23

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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.