Home / 13,011,518.10-19,517,135.92-5,333,451.15

Finding the Fourth Proportional to 13,011,518.10, 19,517,135.92 and 5,333,451.15

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Solution

The fourth proportional to 13,011,518.10, 19,517,135.92 and 5,333,451.15 is: 8,000,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011,518.10 : 19,517,135.92 = 5,333,451.15 : x
  2. Step 2: Convert to fraction form
    13,011,518.10/19,517,135.92 = 5,333,451.15/x
  3. Step 3: Cross multiply
    13,011,518.10x = 19,517,135.92 × 5,333,451.15
  4. Step 4: Simplify right side
    13,011,518.10x = 104,093,691,017,230.33
  5. Step 5: Solve for x
    x = 104,093,691,017,230.33/13,011,518.10
  6. Step 6: Final answer
    x = 8,000,118.83

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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.