Home / 11,847,840.60-17,771,760.90-2,872,392.60

Finding the Fourth Proportional to 11,847,840.60, 17,771,760.90 and 2,872,392.60

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Solution

The fourth proportional to 11,847,840.60, 17,771,760.90 and 2,872,392.60 is: 4,308,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,840.60 : 17,771,760.90 = 2,872,392.60 : x
  2. Step 2: Convert to fraction form
    11,847,840.60/17,771,760.90 = 2,872,392.60/x
  3. Step 3: Cross multiply
    11,847,840.60x = 17,771,760.90 × 2,872,392.60
  4. Step 4: Simplify right side
    11,847,840.60x = 51,047,474,498,129.34
  5. Step 5: Solve for x
    x = 51,047,474,498,129.34/11,847,840.60
  6. Step 6: Final answer
    x = 4,308,588.90

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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.