Finding the Fourth Proportional to 22,082,972.08, 33,032,194.35 and 15,517,221.01
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Solution
The fourth proportional to 22,082,972.08, 33,032,194.35 and 15,517,221.01 is: 23,210,999.78
Step by Step Solution
- Step 1: Write the proportion equation
22,082,972.08 : 33,032,194.35 = 15,517,221.01 : x - Step 2: Convert to fraction form
22,082,972.08/33,032,194.35 = 15,517,221.01/x - Step 3: Cross multiply
22,082,972.08x = 33,032,194.35 × 15,517,221.01 - Step 4: Simplify right side
22,082,972.08x = 512,567,860,174,223.31 - Step 5: Solve for x
x = 512,567,860,174,223.31/22,082,972.08 - Step 6: Final answer
x = 23,210,999.78
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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.