Home / 13,701,199.58-18,907,648.84-8,194,574.34

Finding the Fourth Proportional to 13,701,199.58, 18,907,648.84 and 8,194,574.34

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Solution

The fourth proportional to 13,701,199.58, 18,907,648.84 and 8,194,574.34 is: 11,308,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,199.58 : 18,907,648.84 = 8,194,574.34 : x
  2. Step 2: Convert to fraction form
    13,701,199.58/18,907,648.84 = 8,194,574.34/x
  3. Step 3: Cross multiply
    13,701,199.58x = 18,907,648.84 × 8,194,574.34
  4. Step 4: Simplify right side
    13,701,199.58x = 154,940,134,013,994.75
  5. Step 5: Solve for x
    x = 154,940,134,013,994.75/13,701,199.58
  6. Step 6: Final answer
    x = 11,308,508.65

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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.