Home / 13,883,530.98-20,838,730.11-6,700,121.70

Finding the Fourth Proportional to 13,883,530.98, 20,838,730.11 and 6,700,121.70

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Solution

The fourth proportional to 13,883,530.98, 20,838,730.11 and 6,700,121.70 is: 10,056,665.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883,530.98 : 20,838,730.11 = 6,700,121.70 : x
  2. Step 2: Convert to fraction form
    13,883,530.98/20,838,730.11 = 6,700,121.70/x
  3. Step 3: Cross multiply
    13,883,530.98x = 20,838,730.11 × 6,700,121.70
  4. Step 4: Simplify right side
    13,883,530.98x = 139,622,027,810,454.39
  5. Step 5: Solve for x
    x = 139,622,027,810,454.39/13,883,530.98
  6. Step 6: Final answer
    x = 10,056,665.56

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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.