Home / 5,470,070.30-8,205,105.45-3,958,415.90

Finding the Fourth Proportional to 5,470,070.30, 8,205,105.45 and 3,958,415.90

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Solution

The fourth proportional to 5,470,070.30, 8,205,105.45 and 3,958,415.90 is: 5,937,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,070.30 : 8,205,105.45 = 3,958,415.90 : x
  2. Step 2: Convert to fraction form
    5,470,070.30/8,205,105.45 = 3,958,415.90/x
  3. Step 3: Cross multiply
    5,470,070.30x = 8,205,105.45 × 3,958,415.90
  4. Step 4: Simplify right side
    5,470,070.30x = 32,479,219,874,456.66
  5. Step 5: Solve for x
    x = 32,479,219,874,456.66/5,470,070.30
  6. Step 6: Final answer
    x = 5,937,623.85

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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.