Home / 29,211,439.05-40,301,994.83-16,821,265.41

Finding the Fourth Proportional to 29,211,439.05, 40,301,994.83 and 16,821,265.41

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Solution

The fourth proportional to 29,211,439.05, 40,301,994.83 and 16,821,265.41 is: 23,207,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,439.05 : 40,301,994.83 = 16,821,265.41 : x
  2. Step 2: Convert to fraction form
    29,211,439.05/40,301,994.83 = 16,821,265.41/x
  3. Step 3: Cross multiply
    29,211,439.05x = 40,301,994.83 × 16,821,265.41
  4. Step 4: Simplify right side
    29,211,439.05x = 677,930,551,503,771.50
  5. Step 5: Solve for x
    x = 677,930,551,503,771.50/29,211,439.05
  6. Step 6: Final answer
    x = 23,207,708.13

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1.5x scale

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.