Home / 39,428,125.80-59,142,188.70-27,949,000.20

Finding the Fourth Proportional to 39,428,125.80, 59,142,188.70 and 27,949,000.20

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Solution

The fourth proportional to 39,428,125.80, 59,142,188.70 and 27,949,000.20 is: 41,923,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,428,125.80 : 59,142,188.70 = 27,949,000.20 : x
  2. Step 2: Convert to fraction form
    39,428,125.80/59,142,188.70 = 27,949,000.20/x
  3. Step 3: Cross multiply
    39,428,125.80x = 59,142,188.70 × 27,949,000.20
  4. Step 4: Simplify right side
    39,428,125.80x = 1,652,965,043,804,737.75
  5. Step 5: Solve for x
    x = 1,652,965,043,804,737.75/39,428,125.80
  6. Step 6: Final answer
    x = 41,923,500.30

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1.5x scale

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.