Home / 5,136,012.80-7,704,019.20-2,481,804.80

Finding the Fourth Proportional to 5,136,012.80, 7,704,019.20 and 2,481,804.80

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Solution

The fourth proportional to 5,136,012.80, 7,704,019.20 and 2,481,804.80 is: 3,722,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,012.80 : 7,704,019.20 = 2,481,804.80 : x
  2. Step 2: Convert to fraction form
    5,136,012.80/7,704,019.20 = 2,481,804.80/x
  3. Step 3: Cross multiply
    5,136,012.80x = 7,704,019.20 × 2,481,804.80
  4. Step 4: Simplify right side
    5,136,012.80x = 19,119,871,829,852.16
  5. Step 5: Solve for x
    x = 19,119,871,829,852.16/5,136,012.80
  6. Step 6: Final answer
    x = 3,722,707.20

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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.