Home / 12,664,513.08-17,477,043.18-6,863,294.82

Finding the Fourth Proportional to 12,664,513.08, 17,477,043.18 and 6,863,294.82

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Solution

The fourth proportional to 12,664,513.08, 17,477,043.18 and 6,863,294.82 is: 9,471,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664,513.08 : 17,477,043.18 = 6,863,294.82 : x
  2. Step 2: Convert to fraction form
    12,664,513.08/17,477,043.18 = 6,863,294.82/x
  3. Step 3: Cross multiply
    12,664,513.08x = 17,477,043.18 × 6,863,294.82
  4. Step 4: Simplify right side
    12,664,513.08x = 119,950,099,926,210.33
  5. Step 5: Solve for x
    x = 119,950,099,926,210.33/12,664,513.08
  6. Step 6: Final answer
    x = 9,471,355.05

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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.