Home / 12,201,039.18-16,836,865.74-6,694,289.82

Finding the Fourth Proportional to 12,201,039.18, 16,836,865.74 and 6,694,289.82

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Solution

The fourth proportional to 12,201,039.18, 16,836,865.74 and 6,694,289.82 is: 9,237,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,039.18 : 16,836,865.74 = 6,694,289.82 : x
  2. Step 2: Convert to fraction form
    12,201,039.18/16,836,865.74 = 6,694,289.82/x
  3. Step 3: Cross multiply
    12,201,039.18x = 16,836,865.74 × 6,694,289.82
  4. Step 4: Simplify right side
    12,201,039.18x = 112,710,858,923,988.77
  5. Step 5: Solve for x
    x = 112,710,858,923,988.77/12,201,039.18
  6. Step 6: Final answer
    x = 9,237,808.13

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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.