Home / 16,729,315.78-23,086,467.14-9,386,135.22

Finding the Fourth Proportional to 16,729,315.78, 23,086,467.14 and 9,386,135.22

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Solution

The fourth proportional to 16,729,315.78, 23,086,467.14 and 9,386,135.22 is: 12,952,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729,315.78 : 23,086,467.14 = 9,386,135.22 : x
  2. Step 2: Convert to fraction form
    16,729,315.78/23,086,467.14 = 9,386,135.22/x
  3. Step 3: Cross multiply
    16,729,315.78x = 23,086,467.14 × 9,386,135.22
  4. Step 4: Simplify right side
    16,729,315.78x = 216,692,702,328,126.69
  5. Step 5: Solve for x
    x = 216,692,702,328,126.69/16,729,315.78
  6. Step 6: Final answer
    x = 12,952,872.98

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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.