Home / 66,071,413.74-99,005,261.09-35,370,067.17

Finding the Fourth Proportional to 66,071,413.74, 99,005,261.09 and 35,370,067.17

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Solution

The fourth proportional to 66,071,413.74, 99,005,261.09 and 35,370,067.17 is: 53,000,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,071,413.74 : 99,005,261.09 = 35,370,067.17 : x
  2. Step 2: Convert to fraction form
    66,071,413.74/99,005,261.09 = 35,370,067.17/x
  3. Step 3: Cross multiply
    66,071,413.74x = 99,005,261.09 × 35,370,067.17
  4. Step 4: Simplify right side
    66,071,413.74x = 3,501,822,734,759,837
  5. Step 5: Solve for x
    x = 3,501,822,734,759,837/66,071,413.74
  6. Step 6: Final answer
    x = 53,000,572.21

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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.