Home / 54,215,684.03-74,824,385.24-31,007,589.95

Finding the Fourth Proportional to 54,215,684.03, 74,824,385.24 and 31,007,589.95

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Solution

The fourth proportional to 54,215,684.03, 74,824,385.24 and 31,007,589.95 is: 42,794,329.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,215,684.03 : 74,824,385.24 = 31,007,589.95 : x
  2. Step 2: Convert to fraction form
    54,215,684.03/74,824,385.24 = 31,007,589.95/x
  3. Step 3: Cross multiply
    54,215,684.03x = 74,824,385.24 × 31,007,589.95
  4. Step 4: Simplify right side
    54,215,684.03x = 2,320,123,855,782,752
  5. Step 5: Solve for x
    x = 2,320,123,855,782,752/54,215,684.03
  6. Step 6: Final answer
    x = 42,794,329.67

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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.