Home / 7,637,957.16-10,568,136.90-6,659,934.20

Finding the Fourth Proportional to 7,637,957.16, 10,568,136.90 and 6,659,934.20

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Solution

The fourth proportional to 7,637,957.16, 10,568,136.90 and 6,659,934.20 is: 9,214,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,957.16 : 10,568,136.90 = 6,659,934.20 : x
  2. Step 2: Convert to fraction form
    7,637,957.16/10,568,136.90 = 6,659,934.20/x
  3. Step 3: Cross multiply
    7,637,957.16x = 10,568,136.90 × 6,659,934.20
  4. Step 4: Simplify right side
    7,637,957.16x = 70,383,096,365,480.05
  5. Step 5: Solve for x
    x = 70,383,096,365,480.05/7,637,957.16
  6. Step 6: Final answer
    x = 9,214,911.12

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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.