Home / 37,941,240.25-52,366,004.72-21,643,716.25

Finding the Fourth Proportional to 37,941,240.25, 52,366,004.72 and 21,643,716.25

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Solution

The fourth proportional to 37,941,240.25, 52,366,004.72 and 21,643,716.25 is: 29,872,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,941,240.25 : 52,366,004.72 = 21,643,716.25 : x
  2. Step 2: Convert to fraction form
    37,941,240.25/52,366,004.72 = 21,643,716.25/x
  3. Step 3: Cross multiply
    37,941,240.25x = 52,366,004.72 × 21,643,716.25
  4. Step 4: Simplify right side
    37,941,240.25x = 1,133,394,947,305,840.75
  5. Step 5: Solve for x
    x = 1,133,394,947,305,840.75/37,941,240.25
  6. Step 6: Final answer
    x = 29,872,374.75

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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.