Home / 77,009,354.57-106,273,002.75-41,727,131.85

Finding the Fourth Proportional to 77,009,354.57, 106,273,002.75 and 41,727,131.85

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Solution

The fourth proportional to 77,009,354.57, 106,273,002.75 and 41,727,131.85 is: 57,583,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,009,354.57 : 106,273,002.75 = 41,727,131.85 : x
  2. Step 2: Convert to fraction form
    77,009,354.57/106,273,002.75 = 41,727,131.85/x
  3. Step 3: Cross multiply
    77,009,354.57x = 106,273,002.75 × 41,727,131.85
  4. Step 4: Simplify right side
    77,009,354.57x = 4,434,467,598,139,835
  5. Step 5: Solve for x
    x = 4,434,467,598,139,835/77,009,354.57
  6. Step 6: Final answer
    x = 57,583,492.59

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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.