Home / 21,672,367.60-32,507,514.60-7,294,025.20

Finding the Fourth Proportional to 21,672,367.60, 32,507,514.60 and 7,294,025.20

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Solution

The fourth proportional to 21,672,367.60, 32,507,514.60 and 7,294,025.20 is: 10,940,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,672,367.60 : 32,507,514.60 = 7,294,025.20 : x
  2. Step 2: Convert to fraction form
    21,672,367.60/32,507,514.60 = 7,294,025.20/x
  3. Step 3: Cross multiply
    21,672,367.60x = 32,507,514.60 × 7,294,025.20
  4. Step 4: Simplify right side
    21,672,367.60x = 237,110,630,681,767.94
  5. Step 5: Solve for x
    x = 237,110,630,681,767.94/21,672,367.60
  6. Step 6: Final answer
    x = 10,940,688.86

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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.