Home / 23,408,530.80-35,112,796.20-21,141,049.20

Finding the Fourth Proportional to 23,408,530.80, 35,112,796.20 and 21,141,049.20

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Solution

The fourth proportional to 23,408,530.80, 35,112,796.20 and 21,141,049.20 is: 31,711,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408,530.80 : 35,112,796.20 = 21,141,049.20 : x
  2. Step 2: Convert to fraction form
    23,408,530.80/35,112,796.20 = 21,141,049.20/x
  3. Step 3: Cross multiply
    23,408,530.80x = 35,112,796.20 × 21,141,049.20
  4. Step 4: Simplify right side
    23,408,530.80x = 742,321,352,013,773.12
  5. Step 5: Solve for x
    x = 742,321,352,013,773.12/23,408,530.80
  6. Step 6: Final answer
    x = 31,711,573.80

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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.