Home / 5,085,710.12-7,018,202.40-2,762,591.24

Finding the Fourth Proportional to 5,085,710.12, 7,018,202.40 and 2,762,591.24

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Solution

The fourth proportional to 5,085,710.12, 7,018,202.40 and 2,762,591.24 is: 3,812,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,710.12 : 7,018,202.40 = 2,762,591.24 : x
  2. Step 2: Convert to fraction form
    5,085,710.12/7,018,202.40 = 2,762,591.24/x
  3. Step 3: Cross multiply
    5,085,710.12x = 7,018,202.40 × 2,762,591.24
  4. Step 4: Simplify right side
    5,085,710.12x = 19,388,424,470,786.98
  5. Step 5: Solve for x
    x = 19,388,424,470,786.98/5,085,710.12
  6. Step 6: Final answer
    x = 3,812,333.78

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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.