Home / 23,408,542.90-35,112,814.36-20,574,190.90

Finding the Fourth Proportional to 23,408,542.90, 35,112,814.36 and 20,574,190.90

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Solution

The fourth proportional to 23,408,542.90, 35,112,814.36 and 20,574,190.90 is: 30,861,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408,542.90 : 35,112,814.36 = 20,574,190.90 : x
  2. Step 2: Convert to fraction form
    23,408,542.90/35,112,814.36 = 20,574,190.90/x
  3. Step 3: Cross multiply
    23,408,542.90x = 35,112,814.36 × 20,574,190.90
  4. Step 4: Simplify right side
    23,408,542.90x = 722,417,745,678,901.25
  5. Step 5: Solve for x
    x = 722,417,745,678,901.25/23,408,542.90
  6. Step 6: Final answer
    x = 30,861,286.36

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Double scale
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Similar ratio
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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.