Home / 38,846,411.79-53,608,040.13-21,442,752.39

Finding the Fourth Proportional to 38,846,411.79, 53,608,040.13 and 21,442,752.39

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Solution

The fourth proportional to 38,846,411.79, 53,608,040.13 and 21,442,752.39 is: 29,590,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846,411.79 : 53,608,040.13 = 21,442,752.39 : x
  2. Step 2: Convert to fraction form
    38,846,411.79/53,608,040.13 = 21,442,752.39/x
  3. Step 3: Cross multiply
    38,846,411.79x = 53,608,040.13 × 21,442,752.39
  4. Step 4: Simplify right side
    38,846,411.79x = 1,149,503,930,620,773.50
  5. Step 5: Solve for x
    x = 1,149,503,930,620,773.50/38,846,411.79
  6. Step 6: Final answer
    x = 29,590,993.80

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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.