Home / 11,218,152.08-16,820,501.92-5,449,526.11

Finding the Fourth Proportional to 11,218,152.08, 16,820,501.92 and 5,449,526.11

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Solution

The fourth proportional to 11,218,152.08, 16,820,501.92 and 5,449,526.11 is: 8,171,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218,152.08 : 16,820,501.92 = 5,449,526.11 : x
  2. Step 2: Convert to fraction form
    11,218,152.08/16,820,501.92 = 5,449,526.11/x
  3. Step 3: Cross multiply
    11,218,152.08x = 16,820,501.92 × 5,449,526.11
  4. Step 4: Simplify right side
    11,218,152.08x = 91,663,764,340,670.06
  5. Step 5: Solve for x
    x = 91,663,764,340,670.06/11,218,152.08
  6. Step 6: Final answer
    x = 8,171,021.72

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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.