Home / 21,959,901.09-32,743,524.29-21,356,566.52

Finding the Fourth Proportional to 21,959,901.09, 32,743,524.29 and 21,356,566.52

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Solution

The fourth proportional to 21,959,901.09, 32,743,524.29 and 21,356,566.52 is: 31,843,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,959,901.09 : 32,743,524.29 = 21,356,566.52 : x
  2. Step 2: Convert to fraction form
    21,959,901.09/32,743,524.29 = 21,356,566.52/x
  3. Step 3: Cross multiply
    21,959,901.09x = 32,743,524.29 × 21,356,566.52
  4. Step 4: Simplify right side
    21,959,901.09x = 699,289,254,328,120.38
  5. Step 5: Solve for x
    x = 699,289,254,328,120.38/21,959,901.09
  6. Step 6: Final answer
    x = 31,843,916.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.