Home / 38,850,587.04-53,612,404.80-21,446,558.40

Finding the Fourth Proportional to 38,850,587.04, 53,612,404.80 and 21,446,558.40

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Solution

The fourth proportional to 38,850,587.04, 53,612,404.80 and 21,446,558.40 is: 29,595,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850,587.04 : 53,612,404.80 = 21,446,558.40 : x
  2. Step 2: Convert to fraction form
    38,850,587.04/53,612,404.80 = 21,446,558.40/x
  3. Step 3: Cross multiply
    38,850,587.04x = 53,612,404.80 × 21,446,558.40
  4. Step 4: Simplify right side
    38,850,587.04x = 1,149,801,570,507,640.25
  5. Step 5: Solve for x
    x = 1,149,801,570,507,640.25/38,850,587.04
  6. Step 6: Final answer
    x = 29,595,474.82

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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.