Home / 13,663,125.76-20,498,278.07-4,910,288.07

Finding the Fourth Proportional to 13,663,125.76, 20,498,278.07 and 4,910,288.07

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Solution

The fourth proportional to 13,663,125.76, 20,498,278.07 and 4,910,288.07 is: 7,366,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,125.76 : 20,498,278.07 = 4,910,288.07 : x
  2. Step 2: Convert to fraction form
    13,663,125.76/20,498,278.07 = 4,910,288.07/x
  3. Step 3: Cross multiply
    13,663,125.76x = 20,498,278.07 × 4,910,288.07
  4. Step 4: Simplify right side
    13,663,125.76x = 100,652,450,262,663.62
  5. Step 5: Solve for x
    x = 100,652,450,262,663.62/13,663,125.76
  6. Step 6: Final answer
    x = 7,366,722.08

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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.