Home / 22,690,439.22-31,313,005.98-12,377,208.18

Finding the Fourth Proportional to 22,690,439.22, 31,313,005.98 and 12,377,208.18

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Solution

The fourth proportional to 22,690,439.22, 31,313,005.98 and 12,377,208.18 is: 17,080,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690,439.22 : 31,313,005.98 = 12,377,208.18 : x
  2. Step 2: Convert to fraction form
    22,690,439.22/31,313,005.98 = 12,377,208.18/x
  3. Step 3: Cross multiply
    22,690,439.22x = 31,313,005.98 × 12,377,208.18
  4. Step 4: Simplify right side
    22,690,439.22x = 387,567,593,756,044.94
  5. Step 5: Solve for x
    x = 387,567,593,756,044.94/22,690,439.22
  6. Step 6: Final answer
    x = 17,080,656.31

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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.