Home / 22,623,786-31,220,562.24-12,310,331.40

Finding the Fourth Proportional to 22,623,786, 31,220,562.24 and 12,310,331.40

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Solution

The fourth proportional to 22,623,786, 31,220,562.24 and 12,310,331.40 is: 16,988,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623,786 : 31,220,562.24 = 12,310,331.40 : x
  2. Step 2: Convert to fraction form
    22,623,786/31,220,562.24 = 12,310,331.40/x
  3. Step 3: Cross multiply
    22,623,786x = 31,220,562.24 × 12,310,331.40
  4. Step 4: Simplify right side
    22,623,786x = 384,335,467,668,726.31
  5. Step 5: Solve for x
    x = 384,335,467,668,726.31/22,623,786
  6. Step 6: Final answer
    x = 16,988,114.53

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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.