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Finding the Fourth Proportional to 6,795,768.09, 9,376,800.53 and 3,896,068.53

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Solution

The fourth proportional to 6,795,768.09, 9,376,800.53 and 3,896,068.53 is: 5,375,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795,768.09 : 9,376,800.53 = 3,896,068.53 : x
  2. Step 2: Convert to fraction form
    6,795,768.09/9,376,800.53 = 3,896,068.53/x
  3. Step 3: Cross multiply
    6,795,768.09x = 9,376,800.53 × 3,896,068.53
  4. Step 4: Simplify right side
    6,795,768.09x = 36,532,657,437,539.98
  5. Step 5: Solve for x
    x = 36,532,657,437,539.98/6,795,768.09
  6. Step 6: Final answer
    x = 5,375,795.19

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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.