Home / 10,866,125.80-16,287,284.70-5,466,164.20

Finding the Fourth Proportional to 10,866,125.80, 16,287,284.70 and 5,466,164.20

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Solution

The fourth proportional to 10,866,125.80, 16,287,284.70 and 5,466,164.20 is: 8,193,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,125.80 : 16,287,284.70 = 5,466,164.20 : x
  2. Step 2: Convert to fraction form
    10,866,125.80/16,287,284.70 = 5,466,164.20/x
  3. Step 3: Cross multiply
    10,866,125.80x = 16,287,284.70 × 5,466,164.20
  4. Step 4: Simplify right side
    10,866,125.80x = 89,028,972,542,347.73
  5. Step 5: Solve for x
    x = 89,028,972,542,347.73/10,866,125.80
  6. Step 6: Final answer
    x = 8,193,258.04

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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.