Home / 22,079,032.02-30,469,065.84-12,289,265.46

Finding the Fourth Proportional to 22,079,032.02, 30,469,065.84 and 12,289,265.46

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Solution

The fourth proportional to 22,079,032.02, 30,469,065.84 and 12,289,265.46 is: 16,959,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079,032.02 : 30,469,065.84 = 12,289,265.46 : x
  2. Step 2: Convert to fraction form
    22,079,032.02/30,469,065.84 = 12,289,265.46/x
  3. Step 3: Cross multiply
    22,079,032.02x = 30,469,065.84 × 12,289,265.46
  4. Step 4: Simplify right side
    22,079,032.02x = 374,442,438,425,977.94
  5. Step 5: Solve for x
    x = 374,442,438,425,977.94/22,079,032.02
  6. Step 6: Final answer
    x = 16,959,187.25

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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.