Home / 6,818,596.05-10,242,065.84-5,408,505.93

Finding the Fourth Proportional to 6,818,596.05, 10,242,065.84 and 5,408,505.93

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Solution

The fourth proportional to 6,818,596.05, 10,242,065.84 and 5,408,505.93 is: 8,123,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,596.05 : 10,242,065.84 = 5,408,505.93 : x
  2. Step 2: Convert to fraction form
    6,818,596.05/10,242,065.84 = 5,408,505.93/x
  3. Step 3: Cross multiply
    6,818,596.05x = 10,242,065.84 × 5,408,505.93
  4. Step 4: Simplify right side
    6,818,596.05x = 55,394,273,804,047.91
  5. Step 5: Solve for x
    x = 55,394,273,804,047.91/6,818,596.05
  6. Step 6: Final answer
    x = 8,123,999.93

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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.