Home / 38,848,776.96-53,614,279.68-21,448,473.60

Finding the Fourth Proportional to 38,848,776.96, 53,614,279.68 and 21,448,473.60

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Solution

The fourth proportional to 38,848,776.96, 53,614,279.68 and 21,448,473.60 is: 29,600,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848,776.96 : 53,614,279.68 = 21,448,473.60 : x
  2. Step 2: Convert to fraction form
    38,848,776.96/53,614,279.68 = 21,448,473.60/x
  3. Step 3: Cross multiply
    38,848,776.96x = 53,614,279.68 × 21,448,473.60
  4. Step 4: Simplify right side
    38,848,776.96x = 1,149,944,462,299,496.50
  5. Step 5: Solve for x
    x = 1,149,944,462,299,496.50/38,848,776.96
  6. Step 6: Final answer
    x = 29,600,531.92

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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.