Home / 5,412,302.24-7,467,219.71-3,690,433.40

Finding the Fourth Proportional to 5,412,302.24, 7,467,219.71 and 3,690,433.40

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Solution

The fourth proportional to 5,412,302.24, 7,467,219.71 and 3,690,433.40 is: 5,091,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,302.24 : 7,467,219.71 = 3,690,433.40 : x
  2. Step 2: Convert to fraction form
    5,412,302.24/7,467,219.71 = 3,690,433.40/x
  3. Step 3: Cross multiply
    5,412,302.24x = 7,467,219.71 × 3,690,433.40
  4. Step 4: Simplify right side
    5,412,302.24x = 27,557,276,967,134.05
  5. Step 5: Solve for x
    x = 27,557,276,967,134.05/5,412,302.24
  6. Step 6: Final answer
    x = 5,091,599.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.