Home / 10,311,780.88-15,467,572.82-6,269,384.76

Finding the Fourth Proportional to 10,311,780.88, 15,467,572.82 and 6,269,384.76

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Solution

The fourth proportional to 10,311,780.88, 15,467,572.82 and 6,269,384.76 is: 9,404,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311,780.88 : 15,467,572.82 = 6,269,384.76 : x
  2. Step 2: Convert to fraction form
    10,311,780.88/15,467,572.82 = 6,269,384.76/x
  3. Step 3: Cross multiply
    10,311,780.88x = 15,467,572.82 × 6,269,384.76
  4. Step 4: Simplify right side
    10,311,780.88x = 96,972,165,311,898.22
  5. Step 5: Solve for x
    x = 96,972,165,311,898.22/10,311,780.88
  6. Step 6: Final answer
    x = 9,404,017.25

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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.