Home / 12,446,879.72-18,635,110.91-6,597,737.74

Finding the Fourth Proportional to 12,446,879.72, 18,635,110.91 and 6,597,737.74

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Solution

The fourth proportional to 12,446,879.72, 18,635,110.91 and 6,597,737.74 is: 9,877,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,879.72 : 18,635,110.91 = 6,597,737.74 : x
  2. Step 2: Convert to fraction form
    12,446,879.72/18,635,110.91 = 6,597,737.74/x
  3. Step 3: Cross multiply
    12,446,879.72x = 18,635,110.91 × 6,597,737.74
  4. Step 4: Simplify right side
    12,446,879.72x = 122,949,574,446,817.20
  5. Step 5: Solve for x
    x = 122,949,574,446,817.20/12,446,879.72
  6. Step 6: Final answer
    x = 9,877,943.49

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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.