Home / 20,394,340.38-30,592,527.12-5,823,421.02

Finding the Fourth Proportional to 20,394,340.38, 30,592,527.12 and 5,823,421.02

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Solution

The fourth proportional to 20,394,340.38, 30,592,527.12 and 5,823,421.02 is: 8,735,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394,340.38 : 30,592,527.12 = 5,823,421.02 : x
  2. Step 2: Convert to fraction form
    20,394,340.38/30,592,527.12 = 5,823,421.02/x
  3. Step 3: Cross multiply
    20,394,340.38x = 30,592,527.12 × 5,823,421.02
  4. Step 4: Simplify right side
    20,394,340.38x = 178,153,165,485,528.06
  5. Step 5: Solve for x
    x = 178,153,165,485,528.06/20,394,340.38
  6. Step 6: Final answer
    x = 8,735,421.80

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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.