Home / 8,489,039.10-12,733,558.65-2,808,525.30

Finding the Fourth Proportional to 8,489,039.10, 12,733,558.65 and 2,808,525.30

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Solution

The fourth proportional to 8,489,039.10, 12,733,558.65 and 2,808,525.30 is: 4,212,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,039.10 : 12,733,558.65 = 2,808,525.30 : x
  2. Step 2: Convert to fraction form
    8,489,039.10/12,733,558.65 = 2,808,525.30/x
  3. Step 3: Cross multiply
    8,489,039.10x = 12,733,558.65 × 2,808,525.30
  4. Step 4: Simplify right side
    8,489,039.10x = 35,762,521,627,558.84
  5. Step 5: Solve for x
    x = 35,762,521,627,558.84/8,489,039.10
  6. Step 6: Final answer
    x = 4,212,787.95

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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.