Home / 11,153,321.60-16,729,636.80-3,175,145.60

Finding the Fourth Proportional to 11,153,321.60, 16,729,636.80 and 3,175,145.60

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Solution

The fourth proportional to 11,153,321.60, 16,729,636.80 and 3,175,145.60 is: 4,762,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,321.60 : 16,729,636.80 = 3,175,145.60 : x
  2. Step 2: Convert to fraction form
    11,153,321.60/16,729,636.80 = 3,175,145.60/x
  3. Step 3: Cross multiply
    11,153,321.60x = 16,729,636.80 × 3,175,145.60
  4. Step 4: Simplify right side
    11,153,321.60x = 53,119,032,675,118.09
  5. Step 5: Solve for x
    x = 53,119,032,675,118.09/11,153,321.60
  6. Step 6: Final answer
    x = 4,762,620.01

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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.