Finding the Fourth Proportional to 11,618,567.04, 16,032,394.08 and 6,461,094.72
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Solution
The fourth proportional to 11,618,567.04, 16,032,394.08 and 6,461,094.72 is: 8,915,627.58
Step by Step Solution
- Step 1: Write the proportion equation
11,618,567.04 : 16,032,394.08 = 6,461,094.72 : x - Step 2: Convert to fraction form
11,618,567.04/16,032,394.08 = 6,461,094.72/x - Step 3: Cross multiply
11,618,567.04x = 16,032,394.08 × 6,461,094.72 - Step 4: Simplify right side
11,618,567.04x = 103,586,816,739,247.25 - Step 5: Solve for x
x = 103,586,816,739,247.25/11,618,567.04 - Step 6: Final answer
x = 8,915,627.58
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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.