Home / 7,470,514.40-11,204,216.40-3,210,821.60

Finding the Fourth Proportional to 7,470,514.40, 11,204,216.40 and 3,210,821.60

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Solution

The fourth proportional to 7,470,514.40, 11,204,216.40 and 3,210,821.60 is: 4,815,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,514.40 : 11,204,216.40 = 3,210,821.60 : x
  2. Step 2: Convert to fraction form
    7,470,514.40/11,204,216.40 = 3,210,821.60/x
  3. Step 3: Cross multiply
    7,470,514.40x = 11,204,216.40 × 3,210,821.60
  4. Step 4: Simplify right side
    7,470,514.40x = 35,974,740,028,194.24
  5. Step 5: Solve for x
    x = 35,974,740,028,194.24/7,470,514.40
  6. Step 6: Final answer
    x = 4,815,563.98

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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.