Home / 22,623,797-31,220,577.42-12,310,342.40

Finding the Fourth Proportional to 22,623,797, 31,220,577.42 and 12,310,342.40

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Solution

The fourth proportional to 22,623,797, 31,220,577.42 and 12,310,342.40 is: 16,988,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623,797 : 31,220,577.42 = 12,310,342.40 : x
  2. Step 2: Convert to fraction form
    22,623,797/31,220,577.42 = 12,310,342.40/x
  3. Step 3: Cross multiply
    22,623,797x = 31,220,577.42 × 12,310,342.40
  4. Step 4: Simplify right side
    22,623,797x = 384,335,997,965,908.62
  5. Step 5: Solve for x
    x = 384,335,997,965,908.62/22,623,797
  6. Step 6: Final answer
    x = 16,988,129.71

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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.