Home / 13,145,698.80-19,734,787.44-6,235,785.36

Finding the Fourth Proportional to 13,145,698.80, 19,734,787.44 and 6,235,785.36

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Solution

The fourth proportional to 13,145,698.80, 19,734,787.44 and 6,235,785.36 is: 9,361,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,145,698.80 : 19,734,787.44 = 6,235,785.36 : x
  2. Step 2: Convert to fraction form
    13,145,698.80/19,734,787.44 = 6,235,785.36/x
  3. Step 3: Cross multiply
    13,145,698.80x = 19,734,787.44 × 6,235,785.36
  4. Step 4: Simplify right side
    13,145,698.80x = 123,061,898,601,063.89
  5. Step 5: Solve for x
    x = 123,061,898,601,063.89/13,145,698.80
  6. Step 6: Final answer
    x = 9,361,381.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.