Home / 52,505,391.20-72,457,452.96-28,983,941.60

Finding the Fourth Proportional to 52,505,391.20, 72,457,452.96 and 28,983,941.60

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Solution

The fourth proportional to 52,505,391.20, 72,457,452.96 and 28,983,941.60 is: 39,997,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,391.20 : 72,457,452.96 = 28,983,941.60 : x
  2. Step 2: Convert to fraction form
    52,505,391.20/72,457,452.96 = 28,983,941.60/x
  3. Step 3: Cross multiply
    52,505,391.20x = 72,457,452.96 × 28,983,941.60
  4. Step 4: Simplify right side
    52,505,391.20x = 2,100,102,585,077,387
  5. Step 5: Solve for x
    x = 2,100,102,585,077,387/52,505,391.20
  6. Step 6: Final answer
    x = 39,997,846.64

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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.