Home / 22,623,968.25-31,220,813.75-12,310,513.65

Finding the Fourth Proportional to 22,623,968.25, 31,220,813.75 and 12,310,513.65

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Solution

The fourth proportional to 22,623,968.25, 31,220,813.75 and 12,310,513.65 is: 16,988,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623,968.25 : 31,220,813.75 = 12,310,513.65 : x
  2. Step 2: Convert to fraction form
    22,623,968.25/31,220,813.75 = 12,310,513.65/x
  3. Step 3: Cross multiply
    22,623,968.25x = 31,220,813.75 × 12,310,513.65
  4. Step 4: Simplify right side
    22,623,968.25x = 384,344,253,771,930.12
  5. Step 5: Solve for x
    x = 384,344,253,771,930.12/22,623,968.25
  6. Step 6: Final answer
    x = 16,988,366.03

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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.