Home / 22,623,801-31,220,582.94-12,310,346.40

Finding the Fourth Proportional to 22,623,801, 31,220,582.94 and 12,310,346.40

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Solution

The fourth proportional to 22,623,801, 31,220,582.94 and 12,310,346.40 is: 16,988,135.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623,801 : 31,220,582.94 = 12,310,346.40 : x
  2. Step 2: Convert to fraction form
    22,623,801/31,220,582.94 = 12,310,346.40/x
  3. Step 3: Cross multiply
    22,623,801x = 31,220,582.94 × 12,310,346.40
  4. Step 4: Simplify right side
    22,623,801x = 384,336,190,801,330.44
  5. Step 5: Solve for x
    x = 384,336,190,801,330.44/22,623,801
  6. Step 6: Final answer
    x = 16,988,135.23

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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.