Home / 12,343,482.91-18,515,285.72-5,060,920.46

Finding the Fourth Proportional to 12,343,482.91, 18,515,285.72 and 5,060,920.46

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Solution

The fourth proportional to 12,343,482.91, 18,515,285.72 and 5,060,920.46 is: 7,591,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,482.91 : 18,515,285.72 = 5,060,920.46 : x
  2. Step 2: Convert to fraction form
    12,343,482.91/18,515,285.72 = 5,060,920.46/x
  3. Step 3: Cross multiply
    12,343,482.91x = 18,515,285.72 × 5,060,920.46
  4. Step 4: Simplify right side
    12,343,482.91x = 93,704,388,297,789.23
  5. Step 5: Solve for x
    x = 93,704,388,297,789.23/12,343,482.91
  6. Step 6: Final answer
    x = 7,591,405.85

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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.