Home / 52,571,563.20-78,857,344.80-16,669,771.20

Finding the Fourth Proportional to 52,571,563.20, 78,857,344.80 and 16,669,771.20

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Solution

The fourth proportional to 52,571,563.20, 78,857,344.80 and 16,669,771.20 is: 25,004,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571,563.20 : 78,857,344.80 = 16,669,771.20 : x
  2. Step 2: Convert to fraction form
    52,571,563.20/78,857,344.80 = 16,669,771.20/x
  3. Step 3: Cross multiply
    52,571,563.20x = 78,857,344.80 × 16,669,771.20
  4. Step 4: Simplify right side
    52,571,563.20x = 1,314,533,895,255,509.75
  5. Step 5: Solve for x
    x = 1,314,533,895,255,509.75/52,571,563.20
  6. Step 6: Final answer
    x = 25,004,656.80

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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.