Home / 8,614,638.36-12,914,136.38-4,298,008.84

Finding the Fourth Proportional to 8,614,638.36, 12,914,136.38 and 4,298,008.84

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Solution

The fourth proportional to 8,614,638.36, 12,914,136.38 and 4,298,008.84 is: 6,443,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,638.36 : 12,914,136.38 = 4,298,008.84 : x
  2. Step 2: Convert to fraction form
    8,614,638.36/12,914,136.38 = 4,298,008.84/x
  3. Step 3: Cross multiply
    8,614,638.36x = 12,914,136.38 × 4,298,008.84
  4. Step 4: Simplify right side
    8,614,638.36x = 55,505,072,322,205.60
  5. Step 5: Solve for x
    x = 55,505,072,322,205.60/8,614,638.36
  6. Step 6: Final answer
    x = 6,443,111.13

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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.