Home / 22,539,067.32-31,103,881.02-12,225,777.96

Finding the Fourth Proportional to 22,539,067.32, 31,103,881.02 and 12,225,777.96

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Solution

The fourth proportional to 22,539,067.32, 31,103,881.02 and 12,225,777.96 is: 16,871,556.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,539,067.32 : 31,103,881.02 = 12,225,777.96 : x
  2. Step 2: Convert to fraction form
    22,539,067.32/31,103,881.02 = 12,225,777.96/x
  3. Step 3: Cross multiply
    22,539,067.32x = 31,103,881.02 × 12,225,777.96
  4. Step 4: Simplify right side
    22,539,067.32x = 380,269,143,044,778.31
  5. Step 5: Solve for x
    x = 380,269,143,044,778.31/22,539,067.32
  6. Step 6: Final answer
    x = 16,871,556.29

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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.