Home / 25,984,085.52-38,958,413.40-13,179,900.36

Finding the Fourth Proportional to 25,984,085.52, 38,958,413.40 and 13,179,900.36

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Solution

The fourth proportional to 25,984,085.52, 38,958,413.40 and 13,179,900.36 is: 19,760,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,984,085.52 : 38,958,413.40 = 13,179,900.36 : x
  2. Step 2: Convert to fraction form
    25,984,085.52/38,958,413.40 = 13,179,900.36/x
  3. Step 3: Cross multiply
    25,984,085.52x = 38,958,413.40 × 13,179,900.36
  4. Step 4: Simplify right side
    25,984,085.52x = 513,468,006,795,688.75
  5. Step 5: Solve for x
    x = 513,468,006,795,688.75/25,984,085.52
  6. Step 6: Final answer
    x = 19,760,865.03

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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.