Home / 51,540,413.80-77,142,393.38-37,889,943.88

Finding the Fourth Proportional to 51,540,413.80, 77,142,393.38 and 37,889,943.88

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Solution

The fourth proportional to 51,540,413.80, 77,142,393.38 and 37,889,943.88 is: 56,711,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,540,413.80 : 77,142,393.38 = 37,889,943.88 : x
  2. Step 2: Convert to fraction form
    51,540,413.80/77,142,393.38 = 37,889,943.88/x
  3. Step 3: Cross multiply
    51,540,413.80x = 77,142,393.38 × 37,889,943.88
  4. Step 4: Simplify right side
    51,540,413.80x = 2,922,920,955,937,083.50
  5. Step 5: Solve for x
    x = 2,922,920,955,937,083.50/51,540,413.80
  6. Step 6: Final answer
    x = 56,711,243.48

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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.