Home / 8,590,447.50-12,885,749.01-2,606,815.50

Finding the Fourth Proportional to 8,590,447.50, 12,885,749.01 and 2,606,815.50

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Solution

The fourth proportional to 8,590,447.50, 12,885,749.01 and 2,606,815.50 is: 3,910,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,447.50 : 12,885,749.01 = 2,606,815.50 : x
  2. Step 2: Convert to fraction form
    8,590,447.50/12,885,749.01 = 2,606,815.50/x
  3. Step 3: Cross multiply
    8,590,447.50x = 12,885,749.01 × 2,606,815.50
  4. Step 4: Simplify right side
    8,590,447.50x = 33,590,770,248,377.66
  5. Step 5: Solve for x
    x = 33,590,770,248,377.66/8,590,447.50
  6. Step 6: Final answer
    x = 3,910,246.85

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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.