Home / 5,505,399.68-8,258,182.57-1,911,280.82

Finding the Fourth Proportional to 5,505,399.68, 8,258,182.57 and 1,911,280.82

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Solution

The fourth proportional to 5,505,399.68, 8,258,182.57 and 1,911,280.82 is: 2,866,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,399.68 : 8,258,182.57 = 1,911,280.82 : x
  2. Step 2: Convert to fraction form
    5,505,399.68/8,258,182.57 = 1,911,280.82/x
  3. Step 3: Cross multiply
    5,505,399.68x = 8,258,182.57 × 1,911,280.82
  4. Step 4: Simplify right side
    5,505,399.68x = 15,783,705,938,423.63
  5. Step 5: Solve for x
    x = 15,783,705,938,423.63/5,505,399.68
  6. Step 6: Final answer
    x = 2,866,950.06

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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.