Home / 8,414,570.80-12,622,512.30-3,622,416.40

Finding the Fourth Proportional to 8,414,570.80, 12,622,512.30 and 3,622,416.40

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Solution

The fourth proportional to 8,414,570.80, 12,622,512.30 and 3,622,416.40 is: 5,433,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414,570.80 : 12,622,512.30 = 3,622,416.40 : x
  2. Step 2: Convert to fraction form
    8,414,570.80/12,622,512.30 = 3,622,416.40/x
  3. Step 3: Cross multiply
    8,414,570.80x = 12,622,512.30 × 3,622,416.40
  4. Step 4: Simplify right side
    8,414,570.80x = 45,723,995,564,721.72
  5. Step 5: Solve for x
    x = 45,723,995,564,721.72/8,414,570.80
  6. Step 6: Final answer
    x = 5,433,907.05

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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.