Home / 29,968,413-41,356,409.52-16,217,377.12

Finding the Fourth Proportional to 29,968,413, 41,356,409.52 and 16,217,377.12

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Solution

The fourth proportional to 29,968,413, 41,356,409.52 and 16,217,377.12 is: 22,379,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968,413 : 41,356,409.52 = 16,217,377.12 : x
  2. Step 2: Convert to fraction form
    29,968,413/41,356,409.52 = 16,217,377.12/x
  3. Step 3: Cross multiply
    29,968,413x = 41,356,409.52 × 16,217,377.12
  4. Step 4: Simplify right side
    29,968,413x = 670,692,489,514,998.25
  5. Step 5: Solve for x
    x = 670,692,489,514,998.25/29,968,413
  6. Step 6: Final answer
    x = 22,379,980.20

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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.