Home / 13,889,153.76-19,167,029.52-7,694,603.04

Finding the Fourth Proportional to 13,889,153.76, 19,167,029.52 and 7,694,603.04

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Solution

The fourth proportional to 13,889,153.76, 19,167,029.52 and 7,694,603.04 is: 10,618,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889,153.76 : 19,167,029.52 = 7,694,603.04 : x
  2. Step 2: Convert to fraction form
    13,889,153.76/19,167,029.52 = 7,694,603.04/x
  3. Step 3: Cross multiply
    13,889,153.76x = 19,167,029.52 × 7,694,603.04
  4. Step 4: Simplify right side
    13,889,153.76x = 147,482,683,612,361.75
  5. Step 5: Solve for x
    x = 147,482,683,612,361.75/13,889,153.76
  6. Step 6: Final answer
    x = 10,618,550.72

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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.