Home / 8,136,999.70-12,201,064.80-2,456,485.90

Finding the Fourth Proportional to 8,136,999.70, 12,201,064.80 and 2,456,485.90

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Solution

The fourth proportional to 8,136,999.70, 12,201,064.80 and 2,456,485.90 is: 3,683,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,999.70 : 12,201,064.80 = 2,456,485.90 : x
  2. Step 2: Convert to fraction form
    8,136,999.70/12,201,064.80 = 2,456,485.90/x
  3. Step 3: Cross multiply
    8,136,999.70x = 12,201,064.80 × 2,456,485.90
  4. Step 4: Simplify right side
    8,136,999.70x = 29,971,743,646,186.32
  5. Step 5: Solve for x
    x = 29,971,743,646,186.32/8,136,999.70
  6. Step 6: Final answer
    x = 3,683,390.04

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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.