Home / 12,101,627.81-16,700,246.72-6,669,119.81

Finding the Fourth Proportional to 12,101,627.81, 16,700,246.72 and 6,669,119.81

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Solution

The fourth proportional to 12,101,627.81, 16,700,246.72 and 6,669,119.81 is: 9,203,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,627.81 : 16,700,246.72 = 6,669,119.81 : x
  2. Step 2: Convert to fraction form
    12,101,627.81/16,700,246.72 = 6,669,119.81/x
  3. Step 3: Cross multiply
    12,101,627.81x = 16,700,246.72 × 6,669,119.81
  4. Step 4: Simplify right side
    12,101,627.81x = 111,375,946,293,784.09
  5. Step 5: Solve for x
    x = 111,375,946,293,784.09/12,101,627.81
  6. Step 6: Final answer
    x = 9,203,385.53

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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.