Home / 11,747,870.82-17,621,807.31-4,175,135.46

Finding the Fourth Proportional to 11,747,870.82, 17,621,807.31 and 4,175,135.46

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Solution

The fourth proportional to 11,747,870.82, 17,621,807.31 and 4,175,135.46 is: 6,262,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747,870.82 : 17,621,807.31 = 4,175,135.46 : x
  2. Step 2: Convert to fraction form
    11,747,870.82/17,621,807.31 = 4,175,135.46/x
  3. Step 3: Cross multiply
    11,747,870.82x = 17,621,807.31 × 4,175,135.46
  4. Step 4: Simplify right side
    11,747,870.82x = 73,573,432,569,268.20
  5. Step 5: Solve for x
    x = 73,573,432,569,268.20/11,747,870.82
  6. Step 6: Final answer
    x = 6,262,703.57

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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.