Home / 10,905,917.29-15,049,281-6,322,533.91

Finding the Fourth Proportional to 10,905,917.29, 15,049,281 and 6,322,533.91

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Solution

The fourth proportional to 10,905,917.29, 15,049,281 and 6,322,533.91 is: 8,724,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,917.29 : 15,049,281 = 6,322,533.91 : x
  2. Step 2: Convert to fraction form
    10,905,917.29/15,049,281 = 6,322,533.91/x
  3. Step 3: Cross multiply
    10,905,917.29x = 15,049,281 × 6,322,533.91
  4. Step 4: Simplify right side
    10,905,917.29x = 95,149,589,443,618.72
  5. Step 5: Solve for x
    x = 95,149,589,443,618.72/10,905,917.29
  6. Step 6: Final answer
    x = 8,724,583.81

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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.