Home / 8,498,339.32-12,749,497.80-3,381,058.72

Finding the Fourth Proportional to 8,498,339.32, 12,749,497.80 and 3,381,058.72

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Solution

The fourth proportional to 8,498,339.32, 12,749,497.80 and 3,381,058.72 is: 5,072,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,339.32 : 12,749,497.80 = 3,381,058.72 : x
  2. Step 2: Convert to fraction form
    8,498,339.32/12,749,497.80 = 3,381,058.72/x
  3. Step 3: Cross multiply
    8,498,339.32x = 12,749,497.80 × 3,381,058.72
  4. Step 4: Simplify right side
    8,498,339.32x = 43,106,800,712,310.82
  5. Step 5: Solve for x
    x = 43,106,800,712,310.82/8,498,339.32
  6. Step 6: Final answer
    x = 5,072,379.33

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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.