Home / 48,285,405.40-72,419,813.70-17,977,667.80

Finding the Fourth Proportional to 48,285,405.40, 72,419,813.70 and 17,977,667.80

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Solution

The fourth proportional to 48,285,405.40, 72,419,813.70 and 17,977,667.80 is: 26,963,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285,405.40 : 72,419,813.70 = 17,977,667.80 : x
  2. Step 2: Convert to fraction form
    48,285,405.40/72,419,813.70 = 17,977,667.80/x
  3. Step 3: Cross multiply
    48,285,405.40x = 72,419,813.70 × 17,977,667.80
  4. Step 4: Simplify right side
    48,285,405.40x = 1,301,939,352,836,489
  5. Step 5: Solve for x
    x = 1,301,939,352,836,489/48,285,405.40
  6. Step 6: Final answer
    x = 26,963,413.52

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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.