Home / 38,854,862.64-53,619,790.05-21,451,241.52

Finding the Fourth Proportional to 38,854,862.64, 53,619,790.05 and 21,451,241.52

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Solution

The fourth proportional to 38,854,862.64, 53,619,790.05 and 21,451,241.52 is: 29,602,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,854,862.64 : 53,619,790.05 = 21,451,241.52 : x
  2. Step 2: Convert to fraction form
    38,854,862.64/53,619,790.05 = 21,451,241.52/x
  3. Step 3: Cross multiply
    38,854,862.64x = 53,619,790.05 × 21,451,241.52
  4. Step 4: Simplify right side
    38,854,862.64x = 1,150,211,066,614,242.75
  5. Step 5: Solve for x
    x = 1,150,211,066,614,242.75/38,854,862.64
  6. Step 6: Final answer
    x = 29,602,757.25

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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.