Home / 14,079,816-19,430,146.08-7,641,288

Finding the Fourth Proportional to 14,079,816, 19,430,146.08 and 7,641,288

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Solution

The fourth proportional to 14,079,816, 19,430,146.08 and 7,641,288 is: 10,544,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,816 : 19,430,146.08 = 7,641,288 : x
  2. Step 2: Convert to fraction form
    14,079,816/19,430,146.08 = 7,641,288/x
  3. Step 3: Cross multiply
    14,079,816x = 19,430,146.08 × 7,641,288
  4. Step 4: Simplify right side
    14,079,816x = 148,471,342,079,351.03
  5. Step 5: Solve for x
    x = 148,471,342,079,351.03/14,079,816
  6. Step 6: Final answer
    x = 10,544,977.44

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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.