Home / 13,131,039.24-19,696,540.50-7,298,932.32

Finding the Fourth Proportional to 13,131,039.24, 19,696,540.50 and 7,298,932.32

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Solution

The fourth proportional to 13,131,039.24, 19,696,540.50 and 7,298,932.32 is: 10,948,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,131,039.24 : 19,696,540.50 = 7,298,932.32 : x
  2. Step 2: Convert to fraction form
    13,131,039.24/19,696,540.50 = 7,298,932.32/x
  3. Step 3: Cross multiply
    13,131,039.24x = 19,696,540.50 × 7,298,932.32
  4. Step 4: Simplify right side
    13,131,039.24x = 143,763,716,047,638.97
  5. Step 5: Solve for x
    x = 143,763,716,047,638.97/13,131,039.24
  6. Step 6: Final answer
    x = 10,948,388.27

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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.