Home / 16,789,413.60-25,171,678.80-11,384,575.20

Finding the Fourth Proportional to 16,789,413.60, 25,171,678.80 and 11,384,575.20

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Solution

The fourth proportional to 16,789,413.60, 25,171,678.80 and 11,384,575.20 is: 17,068,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,413.60 : 25,171,678.80 = 11,384,575.20 : x
  2. Step 2: Convert to fraction form
    16,789,413.60/25,171,678.80 = 11,384,575.20/x
  3. Step 3: Cross multiply
    16,789,413.60x = 25,171,678.80 × 11,384,575.20
  4. Step 4: Simplify right side
    16,789,413.60x = 286,568,870,208,845.75
  5. Step 5: Solve for x
    x = 286,568,870,208,845.75/16,789,413.60
  6. Step 6: Final answer
    x = 17,068,426.39

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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.