Home / 14,761,343.12-20,370,662.30-8,234,972.60

Finding the Fourth Proportional to 14,761,343.12, 20,370,662.30 and 8,234,972.60

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Solution

The fourth proportional to 14,761,343.12, 20,370,662.30 and 8,234,972.60 is: 11,364,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761,343.12 : 20,370,662.30 = 8,234,972.60 : x
  2. Step 2: Convert to fraction form
    14,761,343.12/20,370,662.30 = 8,234,972.60/x
  3. Step 3: Cross multiply
    14,761,343.12x = 20,370,662.30 × 8,234,972.60
  4. Step 4: Simplify right side
    14,761,343.12x = 167,751,845,741,324.81
  5. Step 5: Solve for x
    x = 167,751,845,741,324.81/14,761,343.12
  6. Step 6: Final answer
    x = 11,364,267.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.