Home / 13,594,548.78-20,385,840.42-7,203,328.02

Finding the Fourth Proportional to 13,594,548.78, 20,385,840.42 and 7,203,328.02

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Solution

The fourth proportional to 13,594,548.78, 20,385,840.42 and 7,203,328.02 is: 10,801,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,548.78 : 20,385,840.42 = 7,203,328.02 : x
  2. Step 2: Convert to fraction form
    13,594,548.78/20,385,840.42 = 7,203,328.02/x
  3. Step 3: Cross multiply
    13,594,548.78x = 20,385,840.42 × 7,203,328.02
  4. Step 4: Simplify right side
    13,594,548.78x = 146,845,895,508,634.56
  5. Step 5: Solve for x
    x = 146,845,895,508,634.56/13,594,548.78
  6. Step 6: Final answer
    x = 10,801,821.96

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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.