Home / 7,801,981.90-11,687,226.45-4,432,252.30

Finding the Fourth Proportional to 7,801,981.90, 11,687,226.45 and 4,432,252.30

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Solution

The fourth proportional to 7,801,981.90, 11,687,226.45 and 4,432,252.30 is: 6,639,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801,981.90 : 11,687,226.45 = 4,432,252.30 : x
  2. Step 2: Convert to fraction form
    7,801,981.90/11,687,226.45 = 4,432,252.30/x
  3. Step 3: Cross multiply
    7,801,981.90x = 11,687,226.45 × 4,432,252.30
  4. Step 4: Simplify right side
    7,801,981.90x = 51,800,736,313,633.33
  5. Step 5: Solve for x
    x = 51,800,736,313,633.33/7,801,981.90
  6. Step 6: Final answer
    x = 6,639,433.03

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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.