Home / 6,650,933.62-9,180,769.62-5,177,923.51

Finding the Fourth Proportional to 6,650,933.62, 9,180,769.62 and 5,177,923.51

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Solution

The fourth proportional to 6,650,933.62, 9,180,769.62 and 5,177,923.51 is: 7,147,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,933.62 : 9,180,769.62 = 5,177,923.51 : x
  2. Step 2: Convert to fraction form
    6,650,933.62/9,180,769.62 = 5,177,923.51/x
  3. Step 3: Cross multiply
    6,650,933.62x = 9,180,769.62 × 5,177,923.51
  4. Step 4: Simplify right side
    6,650,933.62x = 47,537,322,855,291.76
  5. Step 5: Solve for x
    x = 47,537,322,855,291.76/6,650,933.62
  6. Step 6: Final answer
    x = 7,147,466.14

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1.5x scale

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.