Home / 8,265,834.06-11,405,876.67-4,912,478.34

Finding the Fourth Proportional to 8,265,834.06, 11,405,876.67 and 4,912,478.34

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Solution

The fourth proportional to 8,265,834.06, 11,405,876.67 and 4,912,478.34 is: 6,778,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265,834.06 : 11,405,876.67 = 4,912,478.34 : x
  2. Step 2: Convert to fraction form
    8,265,834.06/11,405,876.67 = 4,912,478.34/x
  3. Step 3: Cross multiply
    8,265,834.06x = 11,405,876.67 × 4,912,478.34
  4. Step 4: Simplify right side
    8,265,834.06x = 56,031,122,090,086.33
  5. Step 5: Solve for x
    x = 56,031,122,090,086.33/8,265,834.06
  6. Step 6: Final answer
    x = 6,778,641.05

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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.