Home / 12,108,544.56-16,709,921.91-6,601,874.49

Finding the Fourth Proportional to 12,108,544.56, 16,709,921.91 and 6,601,874.49

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Solution

The fourth proportional to 12,108,544.56, 16,709,921.91 and 6,601,874.49 is: 9,110,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,544.56 : 16,709,921.91 = 6,601,874.49 : x
  2. Step 2: Convert to fraction form
    12,108,544.56/16,709,921.91 = 6,601,874.49/x
  3. Step 3: Cross multiply
    12,108,544.56x = 16,709,921.91 × 6,601,874.49
  4. Step 4: Simplify right side
    12,108,544.56x = 110,316,807,187,521.08
  5. Step 5: Solve for x
    x = 110,316,807,187,521.08/12,108,544.56
  6. Step 6: Final answer
    x = 9,110,657.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.