Home / 39,551,804.01-54,581,481.65-21,911,852.84

Finding the Fourth Proportional to 39,551,804.01, 54,581,481.65 and 21,911,852.84

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Solution

The fourth proportional to 39,551,804.01, 54,581,481.65 and 21,911,852.84 is: 30,238,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,551,804.01 : 54,581,481.65 = 21,911,852.84 : x
  2. Step 2: Convert to fraction form
    39,551,804.01/54,581,481.65 = 21,911,852.84/x
  3. Step 3: Cross multiply
    39,551,804.01x = 54,581,481.65 × 21,911,852.84
  4. Step 4: Simplify right side
    39,551,804.01x = 1,195,981,393,485,832.75
  5. Step 5: Solve for x
    x = 1,195,981,393,485,832.75/39,551,804.01
  6. Step 6: Final answer
    x = 30,238,352.55

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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.