Finding the Fourth Proportional to 19,735,082.26, 29,604,654.06 and 7,449,393.74
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Solution
The fourth proportional to 19,735,082.26, 29,604,654.06 and 7,449,393.74 is: 11,174,857.13
Step by Step Solution
- Step 1: Write the proportion equation
19,735,082.26 : 29,604,654.06 = 7,449,393.74 : x - Step 2: Convert to fraction form
19,735,082.26/29,604,654.06 = 7,449,393.74/x - Step 3: Cross multiply
19,735,082.26x = 29,604,654.06 × 7,449,393.74 - Step 4: Simplify right side
19,735,082.26x = 220,536,724,629,429.59 - Step 5: Solve for x
x = 220,536,724,629,429.59/19,735,082.26 - Step 6: Final answer
x = 11,174,857.13
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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.