Home / 8,423,999.70-12,635,999.55-2,744,150.10

Finding the Fourth Proportional to 8,423,999.70, 12,635,999.55 and 2,744,150.10

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Solution

The fourth proportional to 8,423,999.70, 12,635,999.55 and 2,744,150.10 is: 4,116,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,999.70 : 12,635,999.55 = 2,744,150.10 : x
  2. Step 2: Convert to fraction form
    8,423,999.70/12,635,999.55 = 2,744,150.10/x
  3. Step 3: Cross multiply
    8,423,999.70x = 12,635,999.55 × 2,744,150.10
  4. Step 4: Simplify right side
    8,423,999.70x = 34,675,079,428,732.46
  5. Step 5: Solve for x
    x = 34,675,079,428,732.46/8,423,999.70
  6. Step 6: Final answer
    x = 4,116,225.15

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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.