Home / 11,811,857.86-16,300,433.52-6,853,251.72

Finding the Fourth Proportional to 11,811,857.86, 16,300,433.52 and 6,853,251.72

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Solution

The fourth proportional to 11,811,857.86, 16,300,433.52 and 6,853,251.72 is: 9,457,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,857.86 : 16,300,433.52 = 6,853,251.72 : x
  2. Step 2: Convert to fraction form
    11,811,857.86/16,300,433.52 = 6,853,251.72/x
  3. Step 3: Cross multiply
    11,811,857.86x = 16,300,433.52 × 6,853,251.72
  4. Step 4: Simplify right side
    11,811,857.86x = 111,710,974,057,685.64
  5. Step 5: Solve for x
    x = 111,710,974,057,685.64/11,811,857.86
  6. Step 6: Final answer
    x = 9,457,527.80

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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.