Home / 13,361,820.06-20,056,903.26-11,834,728.89

Finding the Fourth Proportional to 13,361,820.06, 20,056,903.26 and 11,834,728.89

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Solution

The fourth proportional to 13,361,820.06, 20,056,903.26 and 11,834,728.89 is: 17,764,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,820.06 : 20,056,903.26 = 11,834,728.89 : x
  2. Step 2: Convert to fraction form
    13,361,820.06/20,056,903.26 = 11,834,728.89/x
  3. Step 3: Cross multiply
    13,361,820.06x = 20,056,903.26 × 11,834,728.89
  4. Step 4: Simplify right side
    13,361,820.06x = 237,368,012,455,057.22
  5. Step 5: Solve for x
    x = 237,368,012,455,057.22/13,361,820.06
  6. Step 6: Final answer
    x = 17,764,646.69

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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.