Home / 11,664,540.40-17,496,810.60-7,392,017.20

Finding the Fourth Proportional to 11,664,540.40, 17,496,810.60 and 7,392,017.20

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Solution

The fourth proportional to 11,664,540.40, 17,496,810.60 and 7,392,017.20 is: 11,088,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,540.40 : 17,496,810.60 = 7,392,017.20 : x
  2. Step 2: Convert to fraction form
    11,664,540.40/17,496,810.60 = 7,392,017.20/x
  3. Step 3: Cross multiply
    11,664,540.40x = 17,496,810.60 × 7,392,017.20
  4. Step 4: Simplify right side
    11,664,540.40x = 129,336,724,900,342.33
  5. Step 5: Solve for x
    x = 129,336,724,900,342.33/11,664,540.40
  6. Step 6: Final answer
    x = 11,088,025.80

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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.