Home / 13,663,124.76-20,498,276.57-4,910,287.07

Finding the Fourth Proportional to 13,663,124.76, 20,498,276.57 and 4,910,287.07

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Solution

The fourth proportional to 13,663,124.76, 20,498,276.57 and 4,910,287.07 is: 7,366,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,124.76 : 20,498,276.57 = 4,910,287.07 : x
  2. Step 2: Convert to fraction form
    13,663,124.76/20,498,276.57 = 4,910,287.07/x
  3. Step 3: Cross multiply
    13,663,124.76x = 20,498,276.57 × 4,910,287.07
  4. Step 4: Simplify right side
    13,663,124.76x = 100,652,422,384,850.30
  5. Step 5: Solve for x
    x = 100,652,422,384,850.30/13,663,124.76
  6. Step 6: Final answer
    x = 7,366,720.58

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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.