Home / 35,908,485.54-49,553,766.81-20,438,571.30

Finding the Fourth Proportional to 35,908,485.54, 49,553,766.81 and 20,438,571.30

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Solution

The fourth proportional to 35,908,485.54, 49,553,766.81 and 20,438,571.30 is: 28,205,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908,485.54 : 49,553,766.81 = 20,438,571.30 : x
  2. Step 2: Convert to fraction form
    35,908,485.54/49,553,766.81 = 20,438,571.30/x
  3. Step 3: Cross multiply
    35,908,485.54x = 49,553,766.81 × 20,438,571.30
  4. Step 4: Simplify right side
    35,908,485.54x = 1,012,808,196,129,758.62
  5. Step 5: Solve for x
    x = 1,012,808,196,129,758.62/35,908,485.54
  6. Step 6: Final answer
    x = 28,205,260.70

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Why These Related Problems?

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