Home / 21,409,173.34-29,544,688.39-11,619,617.66

Finding the Fourth Proportional to 21,409,173.34, 29,544,688.39 and 11,619,617.66

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Solution

The fourth proportional to 21,409,173.34, 29,544,688.39 and 11,619,617.66 is: 16,035,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409,173.34 : 29,544,688.39 = 11,619,617.66 : x
  2. Step 2: Convert to fraction form
    21,409,173.34/29,544,688.39 = 11,619,617.66/x
  3. Step 3: Cross multiply
    21,409,173.34x = 29,544,688.39 × 11,619,617.66
  4. Step 4: Simplify right side
    21,409,173.34x = 343,297,982,769,819.44
  5. Step 5: Solve for x
    x = 343,297,982,769,819.44/21,409,173.34
  6. Step 6: Final answer
    x = 16,035,088.20

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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.