Home / 10,356,745.31-15,534,554.37-3,168,279.21

Finding the Fourth Proportional to 10,356,745.31, 15,534,554.37 and 3,168,279.21

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Solution

The fourth proportional to 10,356,745.31, 15,534,554.37 and 3,168,279.21 is: 4,752,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,745.31 : 15,534,554.37 = 3,168,279.21 : x
  2. Step 2: Convert to fraction form
    10,356,745.31/15,534,554.37 = 3,168,279.21/x
  3. Step 3: Cross multiply
    10,356,745.31x = 15,534,554.37 × 3,168,279.21
  4. Step 4: Simplify right side
    10,356,745.31x = 49,217,805,647,085.64
  5. Step 5: Solve for x
    x = 49,217,805,647,085.64/10,356,745.31
  6. Step 6: Final answer
    x = 4,752,246.40

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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.