Home / 19,718,441.40-29,577,662.10-11,215,385.40

Finding the Fourth Proportional to 19,718,441.40, 29,577,662.10 and 11,215,385.40

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Solution

The fourth proportional to 19,718,441.40, 29,577,662.10 and 11,215,385.40 is: 16,823,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718,441.40 : 29,577,662.10 = 11,215,385.40 : x
  2. Step 2: Convert to fraction form
    19,718,441.40/29,577,662.10 = 11,215,385.40/x
  3. Step 3: Cross multiply
    19,718,441.40x = 29,577,662.10 × 11,215,385.40
  4. Step 4: Simplify right side
    19,718,441.40x = 331,724,879,682,473.38
  5. Step 5: Solve for x
    x = 331,724,879,682,473.38/19,718,441.40
  6. Step 6: Final answer
    x = 16,823,078.10

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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.