Home / 9,206,961.60-13,804,912.80-4,727,985.60

Finding the Fourth Proportional to 9,206,961.60, 13,804,912.80 and 4,727,985.60

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Solution

The fourth proportional to 9,206,961.60, 13,804,912.80 and 4,727,985.60 is: 7,089,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206,961.60 : 13,804,912.80 = 4,727,985.60 : x
  2. Step 2: Convert to fraction form
    9,206,961.60/13,804,912.80 = 4,727,985.60/x
  3. Step 3: Cross multiply
    9,206,961.60x = 13,804,912.80 × 4,727,985.60
  4. Step 4: Simplify right side
    9,206,961.60x = 65,269,428,927,655.68
  5. Step 5: Solve for x
    x = 65,269,428,927,655.68/9,206,961.60
  6. Step 6: Final answer
    x = 7,089,138.82

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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.