Home / 15,146,322.72-22,702,655.52-11,540,201.12

Finding the Fourth Proportional to 15,146,322.72, 22,702,655.52 and 11,540,201.12

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Solution

The fourth proportional to 15,146,322.72, 22,702,655.52 and 11,540,201.12 is: 17,297,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146,322.72 : 22,702,655.52 = 11,540,201.12 : x
  2. Step 2: Convert to fraction form
    15,146,322.72/22,702,655.52 = 11,540,201.12/x
  3. Step 3: Cross multiply
    15,146,322.72x = 22,702,655.52 × 11,540,201.12
  4. Step 4: Simplify right side
    15,146,322.72x = 261,993,210,658,878.16
  5. Step 5: Solve for x
    x = 261,993,210,658,878.16/15,146,322.72
  6. Step 6: Final answer
    x = 17,297,479.76

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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.