Home / 38,739,895.66-53,464,832.16-28,933,314.54

Finding the Fourth Proportional to 38,739,895.66, 53,464,832.16 and 28,933,314.54

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Solution

The fourth proportional to 38,739,895.66, 53,464,832.16 and 28,933,314.54 is: 39,930,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739,895.66 : 53,464,832.16 = 28,933,314.54 : x
  2. Step 2: Convert to fraction form
    38,739,895.66/53,464,832.16 = 28,933,314.54/x
  3. Step 3: Cross multiply
    38,739,895.66x = 53,464,832.16 × 28,933,314.54
  4. Step 4: Simplify right side
    38,739,895.66x = 1,546,914,805,713,587.50
  5. Step 5: Solve for x
    x = 1,546,914,805,713,587.50/38,739,895.66
  6. Step 6: Final answer
    x = 39,930,794.32

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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.