Home / 13,663,126.58-20,498,279.30-4,910,288.89

Finding the Fourth Proportional to 13,663,126.58, 20,498,279.30 and 4,910,288.89

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Solution

The fourth proportional to 13,663,126.58, 20,498,279.30 and 4,910,288.89 is: 7,366,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,126.58 : 20,498,279.30 = 4,910,288.89 : x
  2. Step 2: Convert to fraction form
    13,663,126.58/20,498,279.30 = 4,910,288.89/x
  3. Step 3: Cross multiply
    13,663,126.58x = 20,498,279.30 × 4,910,288.89
  4. Step 4: Simplify right side
    13,663,126.58x = 100,652,473,130,391.97
  5. Step 5: Solve for x
    x = 100,652,473,130,391.97/13,663,126.58
  6. Step 6: Final answer
    x = 7,366,723.32

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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.