Home / 7,089,864.60-10,640,045.70-4,692,912.60

Finding the Fourth Proportional to 7,089,864.60, 10,640,045.70 and 4,692,912.60

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Solution

The fourth proportional to 7,089,864.60, 10,640,045.70 and 4,692,912.60 is: 7,042,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089,864.60 : 10,640,045.70 = 4,692,912.60 : x
  2. Step 2: Convert to fraction form
    7,089,864.60/10,640,045.70 = 4,692,912.60/x
  3. Step 3: Cross multiply
    7,089,864.60x = 10,640,045.70 × 4,692,912.60
  4. Step 4: Simplify right side
    7,089,864.60x = 49,932,804,530,105.81
  5. Step 5: Solve for x
    x = 49,932,804,530,105.81/7,089,864.60
  6. Step 6: Final answer
    x = 7,042,843.18

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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.