Home / 64,494,004.80-96,741,007.20-21,351,604.80

Finding the Fourth Proportional to 64,494,004.80, 96,741,007.20 and 21,351,604.80

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Solution

The fourth proportional to 64,494,004.80, 96,741,007.20 and 21,351,604.80 is: 32,027,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,494,004.80 : 96,741,007.20 = 21,351,604.80 : x
  2. Step 2: Convert to fraction form
    64,494,004.80/96,741,007.20 = 21,351,604.80/x
  3. Step 3: Cross multiply
    64,494,004.80x = 96,741,007.20 × 21,351,604.80
  4. Step 4: Simplify right side
    64,494,004.80x = 2,065,575,753,688,354.75
  5. Step 5: Solve for x
    x = 2,065,575,753,688,354.75/64,494,004.80
  6. Step 6: Final answer
    x = 32,027,407.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.