Home / 73,125,242.11-100,911,391.27-40,085,562.43

Finding the Fourth Proportional to 73,125,242.11, 100,911,391.27 and 40,085,562.43

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Solution

The fourth proportional to 73,125,242.11, 100,911,391.27 and 40,085,562.43 is: 55,317,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,125,242.11 : 100,911,391.27 = 40,085,562.43 : x
  2. Step 2: Convert to fraction form
    73,125,242.11/100,911,391.27 = 40,085,562.43/x
  3. Step 3: Cross multiply
    73,125,242.11x = 100,911,391.27 × 40,085,562.43
  4. Step 4: Simplify right side
    73,125,242.11x = 4,045,089,874,651,742
  5. Step 5: Solve for x
    x = 4,045,089,874,651,742/73,125,242.11
  6. Step 6: Final answer
    x = 55,317,285.22

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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.