Home / 6,986,511.40-10,476,892.38-2,670,155.86

Finding the Fourth Proportional to 6,986,511.40, 10,476,892.38 and 2,670,155.86

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Solution

The fourth proportional to 6,986,511.40, 10,476,892.38 and 2,670,155.86 is: 4,004,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,511.40 : 10,476,892.38 = 2,670,155.86 : x
  2. Step 2: Convert to fraction form
    6,986,511.40/10,476,892.38 = 2,670,155.86/x
  3. Step 3: Cross multiply
    6,986,511.40x = 10,476,892.38 × 2,670,155.86
  4. Step 4: Simplify right side
    6,986,511.40x = 27,974,935,583,046.35
  5. Step 5: Solve for x
    x = 27,974,935,583,046.35/6,986,511.40
  6. Step 6: Final answer
    x = 4,004,135.11

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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.