Home / 8,492,736.20-12,714,221.10-7,497,408.20

Finding the Fourth Proportional to 8,492,736.20, 12,714,221.10 and 7,497,408.20

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Solution

The fourth proportional to 8,492,736.20, 12,714,221.10 and 7,497,408.20 is: 11,224,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,736.20 : 12,714,221.10 = 7,497,408.20 : x
  2. Step 2: Convert to fraction form
    8,492,736.20/12,714,221.10 = 7,497,408.20/x
  3. Step 3: Cross multiply
    8,492,736.20x = 12,714,221.10 × 7,497,408.20
  4. Step 4: Simplify right side
    8,492,736.20x = 95,323,705,531,753.02
  5. Step 5: Solve for x
    x = 95,323,705,531,753.02/8,492,736.20
  6. Step 6: Final answer
    x = 11,224,145.35

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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.