Home / 5,425,035.40-8,139,626.70-5,340,017.80

Finding the Fourth Proportional to 5,425,035.40, 8,139,626.70 and 5,340,017.80

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Solution

The fourth proportional to 5,425,035.40, 8,139,626.70 and 5,340,017.80 is: 8,012,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,035.40 : 8,139,626.70 = 5,340,017.80 : x
  2. Step 2: Convert to fraction form
    5,425,035.40/8,139,626.70 = 5,340,017.80/x
  3. Step 3: Cross multiply
    5,425,035.40x = 8,139,626.70 × 5,340,017.80
  4. Step 4: Simplify right side
    5,425,035.40x = 43,465,751,463,355.26
  5. Step 5: Solve for x
    x = 43,465,751,463,355.26/5,425,035.40
  6. Step 6: Final answer
    x = 8,012,067.80

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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.