Finding the Fourth Proportional to 10,990,908.84, 15,169,270.44 and 6,097,707.41
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Solution
The fourth proportional to 10,990,908.84, 15,169,270.44 and 6,097,707.41 is: 8,415,843.87
Step by Step Solution
- Step 1: Write the proportion equation
10,990,908.84 : 15,169,270.44 = 6,097,707.41 : x - Step 2: Convert to fraction form
10,990,908.84/15,169,270.44 = 6,097,707.41/x - Step 3: Cross multiply
10,990,908.84x = 15,169,270.44 × 6,097,707.41 - Step 4: Simplify right side
10,990,908.84x = 92,497,772,766,281.95 - Step 5: Solve for x
x = 92,497,772,766,281.95/10,990,908.84 - Step 6: Final answer
x = 8,415,843.87
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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.