Home / 21,721,861.44-32,582,766.24-5,547,826.80

Finding the Fourth Proportional to 21,721,861.44, 32,582,766.24 and 5,547,826.80

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Solution

The fourth proportional to 21,721,861.44, 32,582,766.24 and 5,547,826.80 is: 8,321,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,721,861.44 : 32,582,766.24 = 5,547,826.80 : x
  2. Step 2: Convert to fraction form
    21,721,861.44/32,582,766.24 = 5,547,826.80/x
  3. Step 3: Cross multiply
    21,721,861.44x = 32,582,766.24 × 5,547,826.80
  4. Step 4: Simplify right side
    21,721,861.44x = 180,763,543,764,407.22
  5. Step 5: Solve for x
    x = 180,763,543,764,407.22/21,721,861.44
  6. Step 6: Final answer
    x = 8,321,733.58

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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.