Home / 6,906,857.52-10,367,471.84-5,087,276.86

Finding the Fourth Proportional to 6,906,857.52, 10,367,471.84 and 5,087,276.86

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Solution

The fourth proportional to 6,906,857.52, 10,367,471.84 and 5,087,276.86 is: 7,636,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,857.52 : 10,367,471.84 = 5,087,276.86 : x
  2. Step 2: Convert to fraction form
    6,906,857.52/10,367,471.84 = 5,087,276.86/x
  3. Step 3: Cross multiply
    6,906,857.52x = 10,367,471.84 × 5,087,276.86
  4. Step 4: Simplify right side
    6,906,857.52x = 52,742,199,588,333.62
  5. Step 5: Solve for x
    x = 52,742,199,588,333.62/6,906,857.52
  6. Step 6: Final answer
    x = 7,636,207.85

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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.