Home / 72,420,682.86-99,937,500.09-41,060,841.53

Finding the Fourth Proportional to 72,420,682.86, 99,937,500.09 and 41,060,841.53

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Solution

The fourth proportional to 72,420,682.86, 99,937,500.09 and 41,060,841.53 is: 56,662,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,420,682.86 : 99,937,500.09 = 41,060,841.53 : x
  2. Step 2: Convert to fraction form
    72,420,682.86/99,937,500.09 = 41,060,841.53/x
  3. Step 3: Cross multiply
    72,420,682.86x = 99,937,500.09 × 41,060,841.53
  4. Step 4: Simplify right side
    72,420,682.86x = 4,103,517,853,600,163
  5. Step 5: Solve for x
    x = 4,103,517,853,600,163/72,420,682.86
  6. Step 6: Final answer
    x = 56,662,236.42

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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.