Home / 77,009,355.57-106,273,004.13-41,727,132.85

Finding the Fourth Proportional to 77,009,355.57, 106,273,004.13 and 41,727,132.85

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Solution

The fourth proportional to 77,009,355.57, 106,273,004.13 and 41,727,132.85 is: 57,583,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,009,355.57 : 106,273,004.13 = 41,727,132.85 : x
  2. Step 2: Convert to fraction form
    77,009,355.57/106,273,004.13 = 41,727,132.85/x
  3. Step 3: Cross multiply
    77,009,355.57x = 106,273,004.13 × 41,727,132.85
  4. Step 4: Simplify right side
    77,009,355.57x = 4,434,467,761,701,108.50
  5. Step 5: Solve for x
    x = 4,434,467,761,701,108.50/77,009,355.57
  6. Step 6: Final answer
    x = 57,583,493.96

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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.