Home / 8,423,941.76-12,635,902.72-2,744,156.80

Finding the Fourth Proportional to 8,423,941.76, 12,635,902.72 and 2,744,156.80

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Solution

The fourth proportional to 8,423,941.76, 12,635,902.72 and 2,744,156.80 is: 4,116,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,941.76 : 12,635,902.72 = 2,744,156.80 : x
  2. Step 2: Convert to fraction form
    8,423,941.76/12,635,902.72 = 2,744,156.80/x
  3. Step 3: Cross multiply
    8,423,941.76x = 12,635,902.72 × 2,744,156.80
  4. Step 4: Simplify right side
    8,423,941.76x = 34,674,898,373,226.50
  5. Step 5: Solve for x
    x = 34,674,898,373,226.50/8,423,941.76
  6. Step 6: Final answer
    x = 4,116,231.97

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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.