Home / 8,312,867.80-12,462,389.70-3,524,234.20

Finding the Fourth Proportional to 8,312,867.80, 12,462,389.70 and 3,524,234.20

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Solution

The fourth proportional to 8,312,867.80, 12,462,389.70 and 3,524,234.20 is: 5,283,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,867.80 : 12,462,389.70 = 3,524,234.20 : x
  2. Step 2: Convert to fraction form
    8,312,867.80/12,462,389.70 = 3,524,234.20/x
  3. Step 3: Cross multiply
    8,312,867.80x = 12,462,389.70 × 3,524,234.20
  4. Step 4: Simplify right side
    8,312,867.80x = 43,920,379,994,467.74
  5. Step 5: Solve for x
    x = 43,920,379,994,467.74/8,312,867.80
  6. Step 6: Final answer
    x = 5,283,420.96

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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.