Home / 8,082,607.70-12,123,911.55-7,684,026.95

Finding the Fourth Proportional to 8,082,607.70, 12,123,911.55 and 7,684,026.95

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Solution

The fourth proportional to 8,082,607.70, 12,123,911.55 and 7,684,026.95 is: 11,526,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,607.70 : 12,123,911.55 = 7,684,026.95 : x
  2. Step 2: Convert to fraction form
    8,082,607.70/12,123,911.55 = 7,684,026.95/x
  3. Step 3: Cross multiply
    8,082,607.70x = 12,123,911.55 × 7,684,026.95
  4. Step 4: Simplify right side
    8,082,607.70x = 93,160,463,089,616.28
  5. Step 5: Solve for x
    x = 93,160,463,089,616.28/8,082,607.70
  6. Step 6: Final answer
    x = 11,526,040.43

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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.