Home / 38,850,558.10-53,612,364.96-21,446,529.64

Finding the Fourth Proportional to 38,850,558.10, 53,612,364.96 and 21,446,529.64

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Solution

The fourth proportional to 38,850,558.10, 53,612,364.96 and 21,446,529.64 is: 29,595,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850,558.10 : 53,612,364.96 = 21,446,529.64 : x
  2. Step 2: Convert to fraction form
    38,850,558.10/53,612,364.96 = 21,446,529.64/x
  3. Step 3: Cross multiply
    38,850,558.10x = 53,612,364.96 × 21,446,529.64
  4. Step 4: Simplify right side
    38,850,558.10x = 1,149,799,174,185,137.50
  5. Step 5: Solve for x
    x = 1,149,799,174,185,137.50/38,850,558.10
  6. Step 6: Final answer
    x = 29,595,435.19

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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.