Home / 7,541,649.30-11,312,497.20-1,861,874.22

Finding the Fourth Proportional to 7,541,649.30, 11,312,497.20 and 1,861,874.22

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Solution

The fourth proportional to 7,541,649.30, 11,312,497.20 and 1,861,874.22 is: 2,792,817.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541,649.30 : 11,312,497.20 = 1,861,874.22 : x
  2. Step 2: Convert to fraction form
    7,541,649.30/11,312,497.20 = 1,861,874.22/x
  3. Step 3: Cross multiply
    7,541,649.30x = 11,312,497.20 × 1,861,874.22
  4. Step 4: Simplify right side
    7,541,649.30x = 21,062,446,900,502.18
  5. Step 5: Solve for x
    x = 21,062,446,900,502.18/7,541,649.30
  6. Step 6: Final answer
    x = 2,792,817.07

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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.