Home / 40,377,680.94-55,720,916.24-22,042,966.44

Finding the Fourth Proportional to 40,377,680.94, 55,720,916.24 and 22,042,966.44

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Solution

The fourth proportional to 40,377,680.94, 55,720,916.24 and 22,042,966.44 is: 30,419,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377,680.94 : 55,720,916.24 = 22,042,966.44 : x
  2. Step 2: Convert to fraction form
    40,377,680.94/55,720,916.24 = 22,042,966.44/x
  3. Step 3: Cross multiply
    40,377,680.94x = 55,720,916.24 × 22,042,966.44
  4. Step 4: Simplify right side
    40,377,680.94x = 1,228,254,286,574,156.25
  5. Step 5: Solve for x
    x = 1,228,254,286,574,156.25/40,377,680.94
  6. Step 6: Final answer
    x = 30,419,138.94

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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.