Home / 15,697,399.26-21,657,542.37-9,166,317.42

Finding the Fourth Proportional to 15,697,399.26, 21,657,542.37 and 9,166,317.42

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Solution

The fourth proportional to 15,697,399.26, 21,657,542.37 and 9,166,317.42 is: 12,646,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,697,399.26 : 21,657,542.37 = 9,166,317.42 : x
  2. Step 2: Convert to fraction form
    15,697,399.26/21,657,542.37 = 9,166,317.42/x
  3. Step 3: Cross multiply
    15,697,399.26x = 21,657,542.37 × 9,166,317.42
  4. Step 4: Simplify right side
    15,697,399.26x = 198,519,907,900,519.09
  5. Step 5: Solve for x
    x = 198,519,907,900,519.09/15,697,399.26
  6. Step 6: Final answer
    x = 12,646,675.07

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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.