Home / 31,746,745.44-47,615,016.78-8,712,299.16

Finding the Fourth Proportional to 31,746,745.44, 47,615,016.78 and 8,712,299.16

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Solution

The fourth proportional to 31,746,745.44, 47,615,016.78 and 8,712,299.16 is: 13,067,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746,745.44 : 47,615,016.78 = 8,712,299.16 : x
  2. Step 2: Convert to fraction form
    31,746,745.44/47,615,016.78 = 8,712,299.16/x
  3. Step 3: Cross multiply
    31,746,745.44x = 47,615,016.78 × 8,712,299.16
  4. Step 4: Simplify right side
    31,746,745.44x = 414,836,270,695,779.94
  5. Step 5: Solve for x
    x = 414,836,270,695,779.94/31,746,745.44
  6. Step 6: Final answer
    x = 13,067,048.76

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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.