Home / 19,541,848.80-29,323,270.80-8,183,445.60

Finding the Fourth Proportional to 19,541,848.80, 29,323,270.80 and 8,183,445.60

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Solution

The fourth proportional to 19,541,848.80, 29,323,270.80 and 8,183,445.60 is: 12,279,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,848.80 : 29,323,270.80 = 8,183,445.60 : x
  2. Step 2: Convert to fraction form
    19,541,848.80/29,323,270.80 = 8,183,445.60/x
  3. Step 3: Cross multiply
    19,541,848.80x = 29,323,270.80 × 8,183,445.60
  4. Step 4: Simplify right side
    19,541,848.80x = 239,965,391,405,868.47
  5. Step 5: Solve for x
    x = 239,965,391,405,868.47/19,541,848.80
  6. Step 6: Final answer
    x = 12,279,564.43

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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.