Home / 14,420,072.53-19,899,698.61-7,893,706.42

Finding the Fourth Proportional to 14,420,072.53, 19,899,698.61 and 7,893,706.42

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Solution

The fourth proportional to 14,420,072.53, 19,899,698.61 and 7,893,706.42 is: 10,893,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,072.53 : 19,899,698.61 = 7,893,706.42 : x
  2. Step 2: Convert to fraction form
    14,420,072.53/19,899,698.61 = 7,893,706.42/x
  3. Step 3: Cross multiply
    14,420,072.53x = 19,899,698.61 × 7,893,706.42
  4. Step 4: Simplify right side
    14,420,072.53x = 157,082,378,673,822.06
  5. Step 5: Solve for x
    x = 157,082,378,673,822.06/14,420,072.53
  6. Step 6: Final answer
    x = 10,893,314.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.