Finding the Fourth Proportional to 8,106,698.49, 12,153,180.21 and 3,554,297.38
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Solution
The fourth proportional to 8,106,698.49, 12,153,180.21 and 3,554,297.38 is: 5,328,435.08
Step by Step Solution
- Step 1: Write the proportion equation
8,106,698.49 : 12,153,180.21 = 3,554,297.38 : x - Step 2: Convert to fraction form
8,106,698.49/12,153,180.21 = 3,554,297.38/x - Step 3: Cross multiply
8,106,698.49x = 12,153,180.21 × 3,554,297.38 - Step 4: Simplify right side
8,106,698.49x = 43,196,016,579,070.85 - Step 5: Solve for x
x = 43,196,016,579,070.85/8,106,698.49 - Step 6: Final answer
x = 5,328,435.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.