Home / 57,142,816.67-78,858,126.01-32,368,147.66

Finding the Fourth Proportional to 57,142,816.67, 78,858,126.01 and 32,368,147.66

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Solution

The fourth proportional to 57,142,816.67, 78,858,126.01 and 32,368,147.66 is: 44,668,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142,816.67 : 78,858,126.01 = 32,368,147.66 : x
  2. Step 2: Convert to fraction form
    57,142,816.67/78,858,126.01 = 32,368,147.66/x
  3. Step 3: Cross multiply
    57,142,816.67x = 78,858,126.01 × 32,368,147.66
  4. Step 4: Simplify right side
    57,142,816.67x = 2,552,491,467,021,599.50
  5. Step 5: Solve for x
    x = 2,552,491,467,021,599.50/57,142,816.67
  6. Step 6: Final answer
    x = 44,668,632.31

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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.