Home / 43,813,414.40-65,664,134.40-21,045,286.40

Finding the Fourth Proportional to 43,813,414.40, 65,664,134.40 and 21,045,286.40

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Solution

The fourth proportional to 43,813,414.40, 65,664,134.40 and 21,045,286.40 is: 31,541,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,813,414.40 : 65,664,134.40 = 21,045,286.40 : x
  2. Step 2: Convert to fraction form
    43,813,414.40/65,664,134.40 = 21,045,286.40/x
  3. Step 3: Cross multiply
    43,813,414.40x = 65,664,134.40 × 21,045,286.40
  4. Step 4: Simplify right side
    43,813,414.40x = 1,381,920,514,656,092
  5. Step 5: Solve for x
    x = 1,381,920,514,656,092/43,813,414.40
  6. Step 6: Final answer
    x = 31,541,036.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.