Home / 8,189,469-11,301,435.45-4,518,614.07

Finding the Fourth Proportional to 8,189,469, 11,301,435.45 and 4,518,614.07

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Solution

The fourth proportional to 8,189,469, 11,301,435.45 and 4,518,614.07 is: 6,235,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,469 : 11,301,435.45 = 4,518,614.07 : x
  2. Step 2: Convert to fraction form
    8,189,469/11,301,435.45 = 4,518,614.07/x
  3. Step 3: Cross multiply
    8,189,469x = 11,301,435.45 × 4,518,614.07
  4. Step 4: Simplify right side
    8,189,469x = 51,066,825,235,566.78
  5. Step 5: Solve for x
    x = 51,066,825,235,566.78/8,189,469
  6. Step 6: Final answer
    x = 6,235,669.89

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Double scale
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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.