Home / 70,481,877.22-105,826,598.22-39,418,394.82

Finding the Fourth Proportional to 70,481,877.22, 105,826,598.22 and 39,418,394.82

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Solution

The fourth proportional to 70,481,877.22, 105,826,598.22 and 39,418,394.82 is: 59,185,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,481,877.22 : 105,826,598.22 = 39,418,394.82 : x
  2. Step 2: Convert to fraction form
    70,481,877.22/105,826,598.22 = 39,418,394.82/x
  3. Step 3: Cross multiply
    70,481,877.22x = 105,826,598.22 × 39,418,394.82
  4. Step 4: Simplify right side
    70,481,877.22x = 4,171,514,631,093,469
  5. Step 5: Solve for x
    x = 4,171,514,631,093,469/70,481,877.22
  6. Step 6: Final answer
    x = 59,185,634.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.