Home / 8,156,492.20-12,234,695.10-2,091,212.20

Finding the Fourth Proportional to 8,156,492.20, 12,234,695.10 and 2,091,212.20

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Solution

The fourth proportional to 8,156,492.20, 12,234,695.10 and 2,091,212.20 is: 3,136,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,492.20 : 12,234,695.10 = 2,091,212.20 : x
  2. Step 2: Convert to fraction form
    8,156,492.20/12,234,695.10 = 2,091,212.20/x
  3. Step 3: Cross multiply
    8,156,492.20x = 12,234,695.10 × 2,091,212.20
  4. Step 4: Simplify right side
    8,156,492.20x = 25,585,343,656,400.22
  5. Step 5: Solve for x
    x = 25,585,343,656,400.22/8,156,492.20
  6. Step 6: Final answer
    x = 3,136,807.22

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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.