Home / 20,357,795.60-30,536,693.40-17,169,149.60

Finding the Fourth Proportional to 20,357,795.60, 30,536,693.40 and 17,169,149.60

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Solution

The fourth proportional to 20,357,795.60, 30,536,693.40 and 17,169,149.60 is: 25,753,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357,795.60 : 30,536,693.40 = 17,169,149.60 : x
  2. Step 2: Convert to fraction form
    20,357,795.60/30,536,693.40 = 17,169,149.60/x
  3. Step 3: Cross multiply
    20,357,795.60x = 30,536,693.40 × 17,169,149.60
  4. Step 4: Simplify right side
    20,357,795.60x = 524,289,057,273,932.69
  5. Step 5: Solve for x
    x = 524,289,057,273,932.69/20,357,795.60
  6. Step 6: Final answer
    x = 25,753,724.40

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1.5x scale

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.