Home / 14,223,450.96-19,628,361.72-7,697,080.62

Finding the Fourth Proportional to 14,223,450.96, 19,628,361.72 and 7,697,080.62

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Solution

The fourth proportional to 14,223,450.96, 19,628,361.72 and 7,697,080.62 is: 10,621,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,450.96 : 19,628,361.72 = 7,697,080.62 : x
  2. Step 2: Convert to fraction form
    14,223,450.96/19,628,361.72 = 7,697,080.62/x
  3. Step 3: Cross multiply
    14,223,450.96x = 19,628,361.72 × 7,697,080.62
  4. Step 4: Simplify right side
    14,223,450.96x = 151,081,082,597,361.88
  5. Step 5: Solve for x
    x = 151,081,082,597,361.88/14,223,450.96
  6. Step 6: Final answer
    x = 10,621,970.93

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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.