Home / 10,969,029.76-16,455,076.80-4,577,818.72

Finding the Fourth Proportional to 10,969,029.76, 16,455,076.80 and 4,577,818.72

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Solution

The fourth proportional to 10,969,029.76, 16,455,076.80 and 4,577,818.72 is: 6,867,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969,029.76 : 16,455,076.80 = 4,577,818.72 : x
  2. Step 2: Convert to fraction form
    10,969,029.76/16,455,076.80 = 4,577,818.72/x
  3. Step 3: Cross multiply
    10,969,029.76x = 16,455,076.80 × 4,577,818.72
  4. Step 4: Simplify right side
    10,969,029.76x = 75,328,358,614,077.69
  5. Step 5: Solve for x
    x = 75,328,358,614,077.69/10,969,029.76
  6. Step 6: Final answer
    x = 6,867,367.51

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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.