Home / 5,470,003.80-8,205,005.70-4,855,894.20

Finding the Fourth Proportional to 5,470,003.80, 8,205,005.70 and 4,855,894.20

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Solution

The fourth proportional to 5,470,003.80, 8,205,005.70 and 4,855,894.20 is: 7,283,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,003.80 : 8,205,005.70 = 4,855,894.20 : x
  2. Step 2: Convert to fraction form
    5,470,003.80/8,205,005.70 = 4,855,894.20/x
  3. Step 3: Cross multiply
    5,470,003.80x = 8,205,005.70 × 4,855,894.20
  4. Step 4: Simplify right side
    5,470,003.80x = 39,842,639,589,596.95
  5. Step 5: Solve for x
    x = 39,842,639,589,596.95/5,470,003.80
  6. Step 6: Final answer
    x = 7,283,841.30

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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.