Home / 6,886,368.50-9,503,261.42-3,788,932.55

Finding the Fourth Proportional to 6,886,368.50, 9,503,261.42 and 3,788,932.55

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Solution

The fourth proportional to 6,886,368.50, 9,503,261.42 and 3,788,932.55 is: 5,228,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,368.50 : 9,503,261.42 = 3,788,932.55 : x
  2. Step 2: Convert to fraction form
    6,886,368.50/9,503,261.42 = 3,788,932.55/x
  3. Step 3: Cross multiply
    6,886,368.50x = 9,503,261.42 × 3,788,932.55
  4. Step 4: Simplify right side
    6,886,368.50x = 36,007,216,458,936.25
  5. Step 5: Solve for x
    x = 36,007,216,458,936.25/6,886,368.50
  6. Step 6: Final answer
    x = 5,228,767.02

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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.