Home / 10,400,573.80-15,582,198.30-8,907,581.80

Finding the Fourth Proportional to 10,400,573.80, 15,582,198.30 and 8,907,581.80

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Solution

The fourth proportional to 10,400,573.80, 15,582,198.30 and 8,907,581.80 is: 13,345,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,573.80 : 15,582,198.30 = 8,907,581.80 : x
  2. Step 2: Convert to fraction form
    10,400,573.80/15,582,198.30 = 8,907,581.80/x
  3. Step 3: Cross multiply
    10,400,573.80x = 15,582,198.30 × 8,907,581.80
  4. Step 4: Simplify right side
    10,400,573.80x = 138,799,705,981,070.95
  5. Step 5: Solve for x
    x = 138,799,705,981,070.95/10,400,573.80
  6. Step 6: Final answer
    x = 13,345,389.27

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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.