Home / 5,162,118.72-7,743,164.20-1,923,582.66

Finding the Fourth Proportional to 5,162,118.72, 7,743,164.20 and 1,923,582.66

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Solution

The fourth proportional to 5,162,118.72, 7,743,164.20 and 1,923,582.66 is: 2,885,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,118.72 : 7,743,164.20 = 1,923,582.66 : x
  2. Step 2: Convert to fraction form
    5,162,118.72/7,743,164.20 = 1,923,582.66/x
  3. Step 3: Cross multiply
    5,162,118.72x = 7,743,164.20 × 1,923,582.66
  4. Step 4: Simplify right side
    5,162,118.72x = 14,894,616,388,652.77
  5. Step 5: Solve for x
    x = 14,894,616,388,652.77/5,162,118.72
  6. Step 6: Final answer
    x = 2,885,368.82

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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.