Home / 22,876,620.31-31,569,621.29-12,422,543.26

Finding the Fourth Proportional to 22,876,620.31, 31,569,621.29 and 12,422,543.26

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Solution

The fourth proportional to 22,876,620.31, 31,569,621.29 and 12,422,543.26 is: 17,143,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,876,620.31 : 31,569,621.29 = 12,422,543.26 : x
  2. Step 2: Convert to fraction form
    22,876,620.31/31,569,621.29 = 12,422,543.26/x
  3. Step 3: Cross multiply
    22,876,620.31x = 31,569,621.29 × 12,422,543.26
  4. Step 4: Simplify right side
    22,876,620.31x = 392,174,986,017,857.69
  5. Step 5: Solve for x
    x = 392,174,986,017,857.69/22,876,620.31
  6. Step 6: Final answer
    x = 17,143,047.39

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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.