Home / 6,890,766.21-9,509,257.39-3,835,702.17

Finding the Fourth Proportional to 6,890,766.21, 9,509,257.39 and 3,835,702.17

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Solution

The fourth proportional to 6,890,766.21, 9,509,257.39 and 3,835,702.17 is: 5,293,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,766.21 : 9,509,257.39 = 3,835,702.17 : x
  2. Step 2: Convert to fraction form
    6,890,766.21/9,509,257.39 = 3,835,702.17/x
  3. Step 3: Cross multiply
    6,890,766.21x = 9,509,257.39 × 3,835,702.17
  4. Step 4: Simplify right side
    6,890,766.21x = 36,474,679,186,733.02
  5. Step 5: Solve for x
    x = 36,474,679,186,733.02/6,890,766.21
  6. Step 6: Final answer
    x = 5,293,269.00

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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.