Home / 73,629,977.86-101,609,677.43-40,589,501.75

Finding the Fourth Proportional to 73,629,977.86, 101,609,677.43 and 40,589,501.75

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Solution

The fourth proportional to 73,629,977.86, 101,609,677.43 and 40,589,501.75 is: 56,013,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,629,977.86 : 101,609,677.43 = 40,589,501.75 : x
  2. Step 2: Convert to fraction form
    73,629,977.86/101,609,677.43 = 40,589,501.75/x
  3. Step 3: Cross multiply
    73,629,977.86x = 101,609,677.43 × 40,589,501.75
  4. Step 4: Simplify right side
    73,629,977.86x = 4,124,286,179,861,921
  5. Step 5: Solve for x
    x = 4,124,286,179,861,921/73,629,977.86
  6. Step 6: Final answer
    x = 56,013,682.19

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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.