Home / 14,339,566.09-19,788,604.04-7,813,195.56

Finding the Fourth Proportional to 14,339,566.09, 19,788,604.04 and 7,813,195.56

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Solution

The fourth proportional to 14,339,566.09, 19,788,604.04 and 7,813,195.56 is: 10,782,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,566.09 : 19,788,604.04 = 7,813,195.56 : x
  2. Step 2: Convert to fraction form
    14,339,566.09/19,788,604.04 = 7,813,195.56/x
  3. Step 3: Cross multiply
    14,339,566.09x = 19,788,604.04 × 7,813,195.56
  4. Step 4: Simplify right side
    14,339,566.09x = 154,612,233,223,926.06
  5. Step 5: Solve for x
    x = 154,612,233,223,926.06/14,339,566.09
  6. Step 6: Final answer
    x = 10,782,211.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.