Home / 8,970,956.80-12,379,920.06-4,896,575.80

Finding the Fourth Proportional to 8,970,956.80, 12,379,920.06 and 4,896,575.80

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Solution

The fourth proportional to 8,970,956.80, 12,379,920.06 and 4,896,575.80 is: 6,757,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970,956.80 : 12,379,920.06 = 4,896,575.80 : x
  2. Step 2: Convert to fraction form
    8,970,956.80/12,379,920.06 = 4,896,575.80/x
  3. Step 3: Cross multiply
    8,970,956.80x = 12,379,920.06 × 4,896,575.80
  4. Step 4: Simplify right side
    8,970,956.80x = 60,619,216,971,730.55
  5. Step 5: Solve for x
    x = 60,619,216,971,730.55/8,970,956.80
  6. Step 6: Final answer
    x = 6,757,274.43

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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.