Home / 6,987,632.64-10,481,331.96-3,147,318.96

Finding the Fourth Proportional to 6,987,632.64, 10,481,331.96 and 3,147,318.96

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Solution

The fourth proportional to 6,987,632.64, 10,481,331.96 and 3,147,318.96 is: 4,720,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,632.64 : 10,481,331.96 = 3,147,318.96 : x
  2. Step 2: Convert to fraction form
    6,987,632.64/10,481,331.96 = 3,147,318.96/x
  3. Step 3: Cross multiply
    6,987,632.64x = 10,481,331.96 × 3,147,318.96
  4. Step 4: Simplify right side
    6,987,632.64x = 32,988,094,803,761.96
  5. Step 5: Solve for x
    x = 32,988,094,803,761.96/6,987,632.64
  6. Step 6: Final answer
    x = 4,720,925.74

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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.