Home / 5,389,476.20-8,090,119.20-3,370,000.40

Finding the Fourth Proportional to 5,389,476.20, 8,090,119.20 and 3,370,000.40

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Solution

The fourth proportional to 5,389,476.20, 8,090,119.20 and 3,370,000.40 is: 5,058,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,476.20 : 8,090,119.20 = 3,370,000.40 : x
  2. Step 2: Convert to fraction form
    5,389,476.20/8,090,119.20 = 3,370,000.40/x
  3. Step 3: Cross multiply
    5,389,476.20x = 8,090,119.20 × 3,370,000.40
  4. Step 4: Simplify right side
    5,389,476.20x = 27,263,704,940,047.68
  5. Step 5: Solve for x
    x = 27,263,704,940,047.68/5,389,476.20
  6. Step 6: Final answer
    x = 5,058,692.89

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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.