Home / 15,037,110.88-20,751,233.04-8,161,592.80

Finding the Fourth Proportional to 15,037,110.88, 20,751,233.04 and 8,161,592.80

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Solution

The fourth proportional to 15,037,110.88, 20,751,233.04 and 8,161,592.80 is: 11,263,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,110.88 : 20,751,233.04 = 8,161,592.80 : x
  2. Step 2: Convert to fraction form
    15,037,110.88/20,751,233.04 = 8,161,592.80/x
  3. Step 3: Cross multiply
    15,037,110.88x = 20,751,233.04 × 8,161,592.80
  4. Step 4: Simplify right side
    15,037,110.88x = 169,363,114,170,386.09
  5. Step 5: Solve for x
    x = 169,363,114,170,386.09/15,037,110.88
  6. Step 6: Final answer
    x = 11,263,008.93

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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.