Home / 11,133,670.80-16,690,786.20-4,314,896.40

Finding the Fourth Proportional to 11,133,670.80, 16,690,786.20 and 4,314,896.40

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Solution

The fourth proportional to 11,133,670.80, 16,690,786.20 and 4,314,896.40 is: 6,468,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,670.80 : 16,690,786.20 = 4,314,896.40 : x
  2. Step 2: Convert to fraction form
    11,133,670.80/16,690,786.20 = 4,314,896.40/x
  3. Step 3: Cross multiply
    11,133,670.80x = 16,690,786.20 × 4,314,896.40
  4. Step 4: Simplify right side
    11,133,670.80x = 72,019,013,287,549.69
  5. Step 5: Solve for x
    x = 72,019,013,287,549.69/11,133,670.80
  6. Step 6: Final answer
    x = 6,468,577.58

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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.