Home / 57,060,135.67-78,736,344.21-31,943,620.33

Finding the Fourth Proportional to 57,060,135.67, 78,736,344.21 and 31,943,620.33

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Solution

The fourth proportional to 57,060,135.67, 78,736,344.21 and 31,943,620.33 is: 44,078,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,060,135.67 : 78,736,344.21 = 31,943,620.33 : x
  2. Step 2: Convert to fraction form
    57,060,135.67/78,736,344.21 = 31,943,620.33/x
  3. Step 3: Cross multiply
    57,060,135.67x = 78,736,344.21 × 31,943,620.33
  4. Step 4: Simplify right side
    57,060,135.67x = 2,515,123,885,616,433.50
  5. Step 5: Solve for x
    x = 2,515,123,885,616,433.50/57,060,135.67
  6. Step 6: Final answer
    x = 44,078,477.14

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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.