Home / 38,845,392.62-53,606,647.06-21,441,742.34

Finding the Fourth Proportional to 38,845,392.62, 53,606,647.06 and 21,441,742.34

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Solution

The fourth proportional to 38,845,392.62, 53,606,647.06 and 21,441,742.34 is: 29,589,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845,392.62 : 53,606,647.06 = 21,441,742.34 : x
  2. Step 2: Convert to fraction form
    38,845,392.62/53,606,647.06 = 21,441,742.34/x
  3. Step 3: Cross multiply
    38,845,392.62x = 53,606,647.06 × 21,441,742.34
  4. Step 4: Simplify right side
    38,845,392.62x = 1,149,419,913,650,201
  5. Step 5: Solve for x
    x = 1,149,419,913,650,201/38,845,392.62
  6. Step 6: Final answer
    x = 29,589,607.32

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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.