Home / 21,909,773.70-32,867,651.34-9,127,289.12

Finding the Fourth Proportional to 21,909,773.70, 32,867,651.34 and 9,127,289.12

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Solution

The fourth proportional to 21,909,773.70, 32,867,651.34 and 9,127,289.12 is: 13,692,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,909,773.70 : 32,867,651.34 = 9,127,289.12 : x
  2. Step 2: Convert to fraction form
    21,909,773.70/32,867,651.34 = 9,127,289.12/x
  3. Step 3: Cross multiply
    21,909,773.70x = 32,867,651.34 × 9,127,289.12
  4. Step 4: Simplify right side
    21,909,773.70x = 299,992,556,311,197.19
  5. Step 5: Solve for x
    x = 299,992,556,311,197.19/21,909,773.70
  6. Step 6: Final answer
    x = 13,692,179.59

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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.