Home / 14,438,381.44-21,656,489.60-4,203,319.86

Finding the Fourth Proportional to 14,438,381.44, 21,656,489.60 and 4,203,319.86

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Solution

The fourth proportional to 14,438,381.44, 21,656,489.60 and 4,203,319.86 is: 6,304,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,381.44 : 21,656,489.60 = 4,203,319.86 : x
  2. Step 2: Convert to fraction form
    14,438,381.44/21,656,489.60 = 4,203,319.86/x
  3. Step 3: Cross multiply
    14,438,381.44x = 21,656,489.60 × 4,203,319.86
  4. Step 4: Simplify right side
    14,438,381.44x = 91,029,152,833,563.47
  5. Step 5: Solve for x
    x = 91,029,152,833,563.47/14,438,381.44
  6. Step 6: Final answer
    x = 6,304,664.63

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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.