Home / 65,310,413.03-90,128,384.75-35,941,745.59

Finding the Fourth Proportional to 65,310,413.03, 90,128,384.75 and 35,941,745.59

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Solution

The fourth proportional to 65,310,413.03, 90,128,384.75 and 35,941,745.59 is: 49,599,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,310,413.03 : 90,128,384.75 = 35,941,745.59 : x
  2. Step 2: Convert to fraction form
    65,310,413.03/90,128,384.75 = 35,941,745.59/x
  3. Step 3: Cross multiply
    65,310,413.03x = 90,128,384.75 × 35,941,745.59
  4. Step 4: Simplify right side
    65,310,413.03x = 3,239,371,474,717,106
  5. Step 5: Solve for x
    x = 3,239,371,474,717,106/65,310,413.03
  6. Step 6: Final answer
    x = 49,599,617.04

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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.