Home / 34,519,834-47,638,514.36-18,839,714.64

Finding the Fourth Proportional to 34,519,834, 47,638,514.36 and 18,839,714.64

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Solution

The fourth proportional to 34,519,834, 47,638,514.36 and 18,839,714.64 is: 25,999,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519,834 : 47,638,514.36 = 18,839,714.64 : x
  2. Step 2: Convert to fraction form
    34,519,834/47,638,514.36 = 18,839,714.64/x
  3. Step 3: Cross multiply
    34,519,834x = 47,638,514.36 × 18,839,714.64
  4. Step 4: Simplify right side
    34,519,834x = 897,496,016,415,942.25
  5. Step 5: Solve for x
    x = 897,496,016,415,942.25/34,519,834
  6. Step 6: Final answer
    x = 25,999,430.25

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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.