Home / 19,270,625.76-28,896,786.24-11,186,081.76

Finding the Fourth Proportional to 19,270,625.76, 28,896,786.24 and 11,186,081.76

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Solution

The fourth proportional to 19,270,625.76, 28,896,786.24 and 11,186,081.76 is: 16,773,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270,625.76 : 28,896,786.24 = 11,186,081.76 : x
  2. Step 2: Convert to fraction form
    19,270,625.76/28,896,786.24 = 11,186,081.76/x
  3. Step 3: Cross multiply
    19,270,625.76x = 28,896,786.24 × 11,186,081.76
  4. Step 4: Simplify right side
    19,270,625.76x = 323,241,813,481,882.94
  5. Step 5: Solve for x
    x = 323,241,813,481,882.94/19,270,625.76
  6. Step 6: Final answer
    x = 16,773,809.92

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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.