Home / 7,890,722.44-10,889,199.30-4,453,691.56

Finding the Fourth Proportional to 7,890,722.44, 10,889,199.30 and 4,453,691.56

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Solution

The fourth proportional to 7,890,722.44, 10,889,199.30 and 4,453,691.56 is: 6,146,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,722.44 : 10,889,199.30 = 4,453,691.56 : x
  2. Step 2: Convert to fraction form
    7,890,722.44/10,889,199.30 = 4,453,691.56/x
  3. Step 3: Cross multiply
    7,890,722.44x = 10,889,199.30 × 4,453,691.56
  4. Step 4: Simplify right side
    7,890,722.44x = 48,497,135,017,567.91
  5. Step 5: Solve for x
    x = 48,497,135,017,567.91/7,890,722.44
  6. Step 6: Final answer
    x = 6,146,095.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.