Home / 13,284,048.40-19,926,072.60-10,071,782.80

Finding the Fourth Proportional to 13,284,048.40, 19,926,072.60 and 10,071,782.80

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Solution

The fourth proportional to 13,284,048.40, 19,926,072.60 and 10,071,782.80 is: 15,107,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,048.40 : 19,926,072.60 = 10,071,782.80 : x
  2. Step 2: Convert to fraction form
    13,284,048.40/19,926,072.60 = 10,071,782.80/x
  3. Step 3: Cross multiply
    13,284,048.40x = 19,926,072.60 × 10,071,782.80
  4. Step 4: Simplify right side
    13,284,048.40x = 200,691,075,284,231.31
  5. Step 5: Solve for x
    x = 200,691,075,284,231.31/13,284,048.40
  6. Step 6: Final answer
    x = 15,107,674.20

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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.