Home / 11,342,811.52-15,650,388.60-6,447,649.36

Finding the Fourth Proportional to 11,342,811.52, 15,650,388.60 and 6,447,649.36

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Solution

The fourth proportional to 11,342,811.52, 15,650,388.60 and 6,447,649.36 is: 8,896,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342,811.52 : 15,650,388.60 = 6,447,649.36 : x
  2. Step 2: Convert to fraction form
    11,342,811.52/15,650,388.60 = 6,447,649.36/x
  3. Step 3: Cross multiply
    11,342,811.52x = 15,650,388.60 × 6,447,649.36
  4. Step 4: Simplify right side
    11,342,811.52x = 100,908,218,040,541.30
  5. Step 5: Solve for x
    x = 100,908,218,040,541.30/11,342,811.52
  6. Step 6: Final answer
    x = 8,896,226.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.