Home / 22,615,832.88-31,209,825.72-12,302,531.36

Finding the Fourth Proportional to 22,615,832.88, 31,209,825.72 and 12,302,531.36

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Solution

The fourth proportional to 22,615,832.88, 31,209,825.72 and 12,302,531.36 is: 16,977,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,832.88 : 31,209,825.72 = 12,302,531.36 : x
  2. Step 2: Convert to fraction form
    22,615,832.88/31,209,825.72 = 12,302,531.36/x
  3. Step 3: Cross multiply
    22,615,832.88x = 31,209,825.72 × 12,302,531.36
  4. Step 4: Simplify right side
    22,615,832.88x = 383,959,859,660,434.56
  5. Step 5: Solve for x
    x = 383,959,859,660,434.56/22,615,832.88
  6. Step 6: Final answer
    x = 16,977,480.41

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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.