Home / 22,941,826-31,660,520.76-12,488,703.20

Finding the Fourth Proportional to 22,941,826, 31,660,520.76 and 12,488,703.20

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Solution

The fourth proportional to 22,941,826, 31,660,520.76 and 12,488,703.20 is: 17,234,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,941,826 : 31,660,520.76 = 12,488,703.20 : x
  2. Step 2: Convert to fraction form
    22,941,826/31,660,520.76 = 12,488,703.20/x
  3. Step 3: Cross multiply
    22,941,826x = 31,660,520.76 × 12,488,703.20
  4. Step 4: Simplify right side
    22,941,826x = 395,398,846,929,078.44
  5. Step 5: Solve for x
    x = 395,398,846,929,078.44/22,941,826
  6. Step 6: Final answer
    x = 17,234,846.39

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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.