Home / 19,721,904.60-29,568,860.10-8,944,368.60

Finding the Fourth Proportional to 19,721,904.60, 29,568,860.10 and 8,944,368.60

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Solution

The fourth proportional to 19,721,904.60, 29,568,860.10 and 8,944,368.60 is: 13,410,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,904.60 : 29,568,860.10 = 8,944,368.60 : x
  2. Step 2: Convert to fraction form
    19,721,904.60/29,568,860.10 = 8,944,368.60/x
  3. Step 3: Cross multiply
    19,721,904.60x = 29,568,860.10 × 8,944,368.60
  4. Step 4: Simplify right side
    19,721,904.60x = 264,474,783,816,232.88
  5. Step 5: Solve for x
    x = 264,474,783,816,232.88/19,721,904.60
  6. Step 6: Final answer
    x = 13,410,205.01

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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.