Home / 11,329,091.82-16,993,653.81-8,648,635.98

Finding the Fourth Proportional to 11,329,091.82, 16,993,653.81 and 8,648,635.98

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Solution

The fourth proportional to 11,329,091.82, 16,993,653.81 and 8,648,635.98 is: 12,972,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329,091.82 : 16,993,653.81 = 8,648,635.98 : x
  2. Step 2: Convert to fraction form
    11,329,091.82/16,993,653.81 = 8,648,635.98/x
  3. Step 3: Cross multiply
    11,329,091.82x = 16,993,653.81 × 8,648,635.98
  4. Step 4: Simplify right side
    11,329,091.82x = 146,971,925,772,830.09
  5. Step 5: Solve for x
    x = 146,971,925,772,830.09/11,329,091.82
  6. Step 6: Final answer
    x = 12,972,966.25

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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.