Finding the Fourth Proportional to 11,679,222.87, 16,000,267.64 and 11,242,567.26
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Solution
The fourth proportional to 11,679,222.87, 16,000,267.64 and 11,242,567.26 is: 15,402,059.46
Step by Step Solution
- Step 1: Write the proportion equation
11,679,222.87 : 16,000,267.64 = 11,242,567.26 : x - Step 2: Convert to fraction form
11,679,222.87/16,000,267.64 = 11,242,567.26/x - Step 3: Cross multiply
11,679,222.87x = 16,000,267.64 × 11,242,567.26 - Step 4: Simplify right side
11,679,222.87x = 179,884,085,064,488.62 - Step 5: Solve for x
x = 179,884,085,064,488.62/11,679,222.87 - Step 6: Final answer
x = 15,402,059.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.