Home / 21,624,847.92-29,842,369.22-11,701,730.69

Finding the Fourth Proportional to 21,624,847.92, 29,842,369.22 and 11,701,730.69

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Solution

The fourth proportional to 21,624,847.92, 29,842,369.22 and 11,701,730.69 is: 16,148,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624,847.92 : 29,842,369.22 = 11,701,730.69 : x
  2. Step 2: Convert to fraction form
    21,624,847.92/29,842,369.22 = 11,701,730.69/x
  3. Step 3: Cross multiply
    21,624,847.92x = 29,842,369.22 × 11,701,730.69
  4. Step 4: Simplify right side
    21,624,847.92x = 349,207,367,705,476.69
  5. Step 5: Solve for x
    x = 349,207,367,705,476.69/21,624,847.92
  6. Step 6: Final answer
    x = 16,148,431.15

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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.