Home / 6,431,973.98-9,642,039.65-2,786,413.10

Finding the Fourth Proportional to 6,431,973.98, 9,642,039.65 and 2,786,413.10

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Solution

The fourth proportional to 6,431,973.98, 9,642,039.65 and 2,786,413.10 is: 4,177,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431,973.98 : 9,642,039.65 = 2,786,413.10 : x
  2. Step 2: Convert to fraction form
    6,431,973.98/9,642,039.65 = 2,786,413.10/x
  3. Step 3: Cross multiply
    6,431,973.98x = 9,642,039.65 × 2,786,413.10
  4. Step 4: Simplify right side
    6,431,973.98x = 26,866,705,529,337.15
  5. Step 5: Solve for x
    x = 26,866,705,529,337.15/6,431,973.98
  6. Step 6: Final answer
    x = 4,177,054.45

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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.