Home / 40,813,379.21-56,322,463.33-22,478,664.71

Finding the Fourth Proportional to 40,813,379.21, 56,322,463.33 and 22,478,664.71

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Solution

The fourth proportional to 40,813,379.21, 56,322,463.33 and 22,478,664.71 is: 31,020,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813,379.21 : 56,322,463.33 = 22,478,664.71 : x
  2. Step 2: Convert to fraction form
    40,813,379.21/56,322,463.33 = 22,478,664.71/x
  3. Step 3: Cross multiply
    40,813,379.21x = 56,322,463.33 × 22,478,664.71
  4. Step 4: Simplify right side
    40,813,379.21x = 1,266,053,768,836,340
  5. Step 5: Solve for x
    x = 1,266,053,768,836,340/40,813,379.21
  6. Step 6: Final answer
    x = 31,020,557.31

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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.