Home / 19,065,611.79-28,589,118.08-6,765,410.25

Finding the Fourth Proportional to 19,065,611.79, 28,589,118.08 and 6,765,410.25

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Solution

The fourth proportional to 19,065,611.79, 28,589,118.08 and 6,765,410.25 is: 10,144,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065,611.79 : 28,589,118.08 = 6,765,410.25 : x
  2. Step 2: Convert to fraction form
    19,065,611.79/28,589,118.08 = 6,765,410.25/x
  3. Step 3: Cross multiply
    19,065,611.79x = 28,589,118.08 × 6,765,410.25
  4. Step 4: Simplify right side
    19,065,611.79x = 193,417,112,463,065.25
  5. Step 5: Solve for x
    x = 193,417,112,463,065.25/19,065,611.79
  6. Step 6: Final answer
    x = 10,144,815.42

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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.