Home / 6,750,813.36-9,317,450.40-5,116,369.86

Finding the Fourth Proportional to 6,750,813.36, 9,317,450.40 and 5,116,369.86

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Solution

The fourth proportional to 6,750,813.36, 9,317,450.40 and 5,116,369.86 is: 7,061,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750,813.36 : 9,317,450.40 = 5,116,369.86 : x
  2. Step 2: Convert to fraction form
    6,750,813.36/9,317,450.40 = 5,116,369.86/x
  3. Step 3: Cross multiply
    6,750,813.36x = 9,317,450.40 × 5,116,369.86
  4. Step 4: Simplify right side
    6,750,813.36x = 47,671,522,398,604.95
  5. Step 5: Solve for x
    x = 47,671,522,398,604.95/6,750,813.36
  6. Step 6: Final answer
    x = 7,061,596.86

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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.