Home / 12,868,894.36-19,303,326.05-3,284,273.91

Finding the Fourth Proportional to 12,868,894.36, 19,303,326.05 and 3,284,273.91

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Solution

The fourth proportional to 12,868,894.36, 19,303,326.05 and 3,284,273.91 is: 4,926,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,894.36 : 19,303,326.05 = 3,284,273.91 : x
  2. Step 2: Convert to fraction form
    12,868,894.36/19,303,326.05 = 3,284,273.91/x
  3. Step 3: Cross multiply
    12,868,894.36x = 19,303,326.05 × 3,284,273.91
  4. Step 4: Simplify right side
    12,868,894.36x = 63,397,410,105,816.99
  5. Step 5: Solve for x
    x = 63,397,410,105,816.99/12,868,894.36
  6. Step 6: Final answer
    x = 4,926,406.91

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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.