Home / 22,521,335.20-31,105,267.20-14,820,752.64

Finding the Fourth Proportional to 22,521,335.20, 31,105,267.20 and 14,820,752.64

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Solution

The fourth proportional to 22,521,335.20, 31,105,267.20 and 14,820,752.64 is: 20,469,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521,335.20 : 31,105,267.20 = 14,820,752.64 : x
  2. Step 2: Convert to fraction form
    22,521,335.20/31,105,267.20 = 14,820,752.64/x
  3. Step 3: Cross multiply
    22,521,335.20x = 31,105,267.20 × 14,820,752.64
  4. Step 4: Simplify right side
    22,521,335.20x = 461,003,470,972,305.44
  5. Step 5: Solve for x
    x = 461,003,470,972,305.44/22,521,335.20
  6. Step 6: Final answer
    x = 20,469,633.21

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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.