Home / 6,869,344.80-10,309,136.40-2,617,816.80

Finding the Fourth Proportional to 6,869,344.80, 10,309,136.40 and 2,617,816.80

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Solution

The fourth proportional to 6,869,344.80, 10,309,136.40 and 2,617,816.80 is: 3,928,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,344.80 : 10,309,136.40 = 2,617,816.80 : x
  2. Step 2: Convert to fraction form
    6,869,344.80/10,309,136.40 = 2,617,816.80/x
  3. Step 3: Cross multiply
    6,869,344.80x = 10,309,136.40 × 2,617,816.80
  4. Step 4: Simplify right side
    6,869,344.80x = 26,987,430,461,411.52
  5. Step 5: Solve for x
    x = 26,987,430,461,411.52/6,869,344.80
  6. Step 6: Final answer
    x = 3,928,676.06

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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.