Home / 10,973,956.20-16,432,940.70-8,734,468.20

Finding the Fourth Proportional to 10,973,956.20, 16,432,940.70 and 8,734,468.20

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Solution

The fourth proportional to 10,973,956.20, 16,432,940.70 and 8,734,468.20 is: 13,079,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973,956.20 : 16,432,940.70 = 8,734,468.20 : x
  2. Step 2: Convert to fraction form
    10,973,956.20/16,432,940.70 = 8,734,468.20/x
  3. Step 3: Cross multiply
    10,973,956.20x = 16,432,940.70 × 8,734,468.20
  4. Step 4: Simplify right side
    10,973,956.20x = 143,532,997,976,635.72
  5. Step 5: Solve for x
    x = 143,532,997,976,635.72/10,973,956.20
  6. Step 6: Final answer
    x = 13,079,421.44

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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.