Home / 12,026,380.12-18,037,649.80-3,504,723.28

Finding the Fourth Proportional to 12,026,380.12, 18,037,649.80 and 3,504,723.28

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Solution

The fourth proportional to 12,026,380.12, 18,037,649.80 and 3,504,723.28 is: 5,256,525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026,380.12 : 18,037,649.80 = 3,504,723.28 : x
  2. Step 2: Convert to fraction form
    12,026,380.12/18,037,649.80 = 3,504,723.28/x
  3. Step 3: Cross multiply
    12,026,380.12x = 18,037,649.80 × 3,504,723.28
  4. Step 4: Simplify right side
    12,026,380.12x = 63,216,971,170,547.34
  5. Step 5: Solve for x
    x = 63,216,971,170,547.34/12,026,380.12
  6. Step 6: Final answer
    x = 5,256,525.28

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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.