Home / 14,395,529.82-19,865,832.62-7,869,185.86

Finding the Fourth Proportional to 14,395,529.82, 19,865,832.62 and 7,869,185.86

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Solution

The fourth proportional to 14,395,529.82, 19,865,832.62 and 7,869,185.86 is: 10,859,477.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395,529.82 : 19,865,832.62 = 7,869,185.86 : x
  2. Step 2: Convert to fraction form
    14,395,529.82/19,865,832.62 = 7,869,185.86/x
  3. Step 3: Cross multiply
    14,395,529.82x = 19,865,832.62 × 7,869,185.86
  4. Step 4: Simplify right side
    14,395,529.82x = 156,327,929,150,430.78
  5. Step 5: Solve for x
    x = 156,327,929,150,430.78/14,395,529.82
  6. Step 6: Final answer
    x = 10,859,477.29

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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.