Home / 5,388,623.80-8,082,935.70-3,475,436.20

Finding the Fourth Proportional to 5,388,623.80, 8,082,935.70 and 3,475,436.20

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Solution

The fourth proportional to 5,388,623.80, 8,082,935.70 and 3,475,436.20 is: 5,213,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,623.80 : 8,082,935.70 = 3,475,436.20 : x
  2. Step 2: Convert to fraction form
    5,388,623.80/8,082,935.70 = 3,475,436.20/x
  3. Step 3: Cross multiply
    5,388,623.80x = 8,082,935.70 × 3,475,436.20
  4. Step 4: Simplify right side
    5,388,623.80x = 28,091,727,334,052.34
  5. Step 5: Solve for x
    x = 28,091,727,334,052.34/5,388,623.80
  6. Step 6: Final answer
    x = 5,213,154.30

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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.