Home / 13,530,497.74-20,298,731.87-3,946,626.34

Finding the Fourth Proportional to 13,530,497.74, 20,298,731.87 and 3,946,626.34

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Solution

The fourth proportional to 13,530,497.74, 20,298,731.87 and 3,946,626.34 is: 5,920,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,497.74 : 20,298,731.87 = 3,946,626.34 : x
  2. Step 2: Convert to fraction form
    13,530,497.74/20,298,731.87 = 3,946,626.34/x
  3. Step 3: Cross multiply
    13,530,497.74x = 20,298,731.87 × 3,946,626.34
  4. Step 4: Simplify right side
    13,530,497.74x = 80,111,509,866,739.45
  5. Step 5: Solve for x
    x = 80,111,509,866,739.45/13,530,497.74
  6. Step 6: Final answer
    x = 5,920,810.26

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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.