Home / 12,714,399.69-17,545,739.63-9,465,742.41

Finding the Fourth Proportional to 12,714,399.69, 17,545,739.63 and 9,465,742.41

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Solution

The fourth proportional to 12,714,399.69, 17,545,739.63 and 9,465,742.41 is: 13,062,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714,399.69 : 17,545,739.63 = 9,465,742.41 : x
  2. Step 2: Convert to fraction form
    12,714,399.69/17,545,739.63 = 9,465,742.41/x
  3. Step 3: Cross multiply
    12,714,399.69x = 17,545,739.63 × 9,465,742.41
  4. Step 4: Simplify right side
    12,714,399.69x = 166,083,451,730,508.69
  5. Step 5: Solve for x
    x = 166,083,451,730,508.69/12,714,399.69
  6. Step 6: Final answer
    x = 13,062,626.30

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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.