Home / 17,140,511.56-23,655,375.12-9,407,048.80

Finding the Fourth Proportional to 17,140,511.56, 23,655,375.12 and 9,407,048.80

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Solution

The fourth proportional to 17,140,511.56, 23,655,375.12 and 9,407,048.80 is: 12,982,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140,511.56 : 23,655,375.12 = 9,407,048.80 : x
  2. Step 2: Convert to fraction form
    17,140,511.56/23,655,375.12 = 9,407,048.80/x
  3. Step 3: Cross multiply
    17,140,511.56x = 23,655,375.12 × 9,407,048.80
  4. Step 4: Simplify right side
    17,140,511.56x = 222,527,268,136,145.88
  5. Step 5: Solve for x
    x = 222,527,268,136,145.88/17,140,511.56
  6. Step 6: Final answer
    x = 12,982,533.65

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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.