Home / 8,118,742.34-12,182,114.67-3,801,084.80

Finding the Fourth Proportional to 8,118,742.34, 12,182,114.67 and 3,801,084.80

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Solution

The fourth proportional to 8,118,742.34, 12,182,114.67 and 3,801,084.80 is: 5,703,500.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,742.34 : 12,182,114.67 = 3,801,084.80 : x
  2. Step 2: Convert to fraction form
    8,118,742.34/12,182,114.67 = 3,801,084.80/x
  3. Step 3: Cross multiply
    8,118,742.34x = 12,182,114.67 × 3,801,084.80
  4. Step 4: Simplify right side
    8,118,742.34x = 46,305,250,903,994.02
  5. Step 5: Solve for x
    x = 46,305,250,903,994.02/8,118,742.34
  6. Step 6: Final answer
    x = 5,703,500.49

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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.