Home / 14,632,561.12-20,193,137.04-8,437,499.68

Finding the Fourth Proportional to 14,632,561.12, 20,193,137.04 and 8,437,499.68

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Solution

The fourth proportional to 14,632,561.12, 20,193,137.04 and 8,437,499.68 is: 11,643,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632,561.12 : 20,193,137.04 = 8,437,499.68 : x
  2. Step 2: Convert to fraction form
    14,632,561.12/20,193,137.04 = 8,437,499.68/x
  3. Step 3: Cross multiply
    14,632,561.12x = 20,193,137.04 × 8,437,499.68
  4. Step 4: Simplify right side
    14,632,561.12x = 170,379,587,313,196.12
  5. Step 5: Solve for x
    x = 170,379,587,313,196.12/14,632,561.12
  6. Step 6: Final answer
    x = 11,643,866.44

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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.