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Finding the Fourth Proportional to 5,613,756.66, 7,747,085.10 and 3,292,323.54

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Solution

The fourth proportional to 5,613,756.66, 7,747,085.10 and 3,292,323.54 is: 4,543,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,756.66 : 7,747,085.10 = 3,292,323.54 : x
  2. Step 2: Convert to fraction form
    5,613,756.66/7,747,085.10 = 3,292,323.54/x
  3. Step 3: Cross multiply
    5,613,756.66x = 7,747,085.10 × 3,292,323.54
  4. Step 4: Simplify right side
    5,613,756.66x = 25,505,910,641,113.25
  5. Step 5: Solve for x
    x = 25,505,910,641,113.25/5,613,756.66
  6. Step 6: Final answer
    x = 4,543,465.67

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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.