Home / 25,525,380.64-35,238,025.20-19,711,109.92

Finding the Fourth Proportional to 25,525,380.64, 35,238,025.20 and 19,711,109.92

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Solution

The fourth proportional to 25,525,380.64, 35,238,025.20 and 19,711,109.92 is: 27,211,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,525,380.64 : 35,238,025.20 = 19,711,109.92 : x
  2. Step 2: Convert to fraction form
    25,525,380.64/35,238,025.20 = 19,711,109.92/x
  3. Step 3: Cross multiply
    25,525,380.64x = 35,238,025.20 × 19,711,109.92
  4. Step 4: Simplify right side
    25,525,380.64x = 694,580,588,080,930.12
  5. Step 5: Solve for x
    x = 694,580,588,080,930.12/25,525,380.64
  6. Step 6: Final answer
    x = 27,211,370.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.