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Finding the Fourth Proportional to 10,803,369.07, 16,187,061.84 and 7,601,769.01

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Solution

The fourth proportional to 10,803,369.07, 16,187,061.84 and 7,601,769.01 is: 11,389,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803,369.07 : 16,187,061.84 = 7,601,769.01 : x
  2. Step 2: Convert to fraction form
    10,803,369.07/16,187,061.84 = 7,601,769.01/x
  3. Step 3: Cross multiply
    10,803,369.07x = 16,187,061.84 × 7,601,769.01
  4. Step 4: Simplify right side
    10,803,369.07x = 123,050,305,058,265.58
  5. Step 5: Solve for x
    x = 123,050,305,058,265.58/10,803,369.07
  6. Step 6: Final answer
    x = 11,389,993.65

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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.