Home / 13,913,998.80-19,439,785.20-13,913,998.80

Finding the Fourth Proportional to 13,913,998.80, 19,439,785.20 and 13,913,998.80

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Solution

The fourth proportional to 13,913,998.80, 19,439,785.20 and 13,913,998.80 is: 19,439,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913,998.80 : 19,439,785.20 = 13,913,998.80 : x
  2. Step 2: Convert to fraction form
    13,913,998.80/19,439,785.20 = 13,913,998.80/x
  3. Step 3: Cross multiply
    13,913,998.80x = 19,439,785.20 × 13,913,998.80
  4. Step 4: Simplify right side
    13,913,998.80x = 270,485,147,945,057.75
  5. Step 5: Solve for x
    x = 270,485,147,945,057.75/13,913,998.80
  6. Step 6: Final answer
    x = 19,439,785.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.