Home / 17,180,467.03-23,708,789.18-9,339,718.87

Finding the Fourth Proportional to 17,180,467.03, 23,708,789.18 and 9,339,718.87

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Solution

The fourth proportional to 17,180,467.03, 23,708,789.18 and 9,339,718.87 is: 12,888,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180,467.03 : 23,708,789.18 = 9,339,718.87 : x
  2. Step 2: Convert to fraction form
    17,180,467.03/23,708,789.18 = 9,339,718.87/x
  3. Step 3: Cross multiply
    17,180,467.03x = 23,708,789.18 × 9,339,718.87
  4. Step 4: Simplify right side
    17,180,467.03x = 221,433,425,570,753.88
  5. Step 5: Solve for x
    x = 221,433,425,570,753.88/17,180,467.03
  6. Step 6: Final answer
    x = 12,888,673.24

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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.