Home / 55,152,168.40-82,728,252.60-36,658,021.60

Finding the Fourth Proportional to 55,152,168.40, 82,728,252.60 and 36,658,021.60

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Solution

The fourth proportional to 55,152,168.40, 82,728,252.60 and 36,658,021.60 is: 54,987,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,152,168.40 : 82,728,252.60 = 36,658,021.60 : x
  2. Step 2: Convert to fraction form
    55,152,168.40/82,728,252.60 = 36,658,021.60/x
  3. Step 3: Cross multiply
    55,152,168.40x = 82,728,252.60 × 36,658,021.60
  4. Step 4: Simplify right side
    55,152,168.40x = 3,032,654,070,741,056
  5. Step 5: Solve for x
    x = 3,032,654,070,741,056/55,152,168.40
  6. Step 6: Final answer
    x = 54,987,032.40

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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.