Home / 8,423,060.58-12,601,348.05-6,379,609.20

Finding the Fourth Proportional to 8,423,060.58, 12,601,348.05 and 6,379,609.20

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Solution

The fourth proportional to 8,423,060.58, 12,601,348.05 and 6,379,609.20 is: 9,544,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,060.58 : 12,601,348.05 = 6,379,609.20 : x
  2. Step 2: Convert to fraction form
    8,423,060.58/12,601,348.05 = 6,379,609.20/x
  3. Step 3: Cross multiply
    8,423,060.58x = 12,601,348.05 × 6,379,609.20
  4. Step 4: Simplify right side
    8,423,060.58x = 80,391,675,952,182.06
  5. Step 5: Solve for x
    x = 80,391,675,952,182.06/8,423,060.58
  6. Step 6: Final answer
    x = 9,544,235.75

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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.