Home / 52,505,391.16-72,457,452.92-28,983,941.56

Finding the Fourth Proportional to 52,505,391.16, 72,457,452.92 and 28,983,941.56

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Solution

The fourth proportional to 52,505,391.16, 72,457,452.92 and 28,983,941.56 is: 39,997,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,391.16 : 72,457,452.92 = 28,983,941.56 : x
  2. Step 2: Convert to fraction form
    52,505,391.16/72,457,452.92 = 28,983,941.56/x
  3. Step 3: Cross multiply
    52,505,391.16x = 72,457,452.92 × 28,983,941.56
  4. Step 4: Simplify right side
    52,505,391.16x = 2,100,102,581,019,731.25
  5. Step 5: Solve for x
    x = 2,100,102,581,019,731.25/52,505,391.16
  6. Step 6: Final answer
    x = 39,997,846.59

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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.