Finding the Fourth Proportional to 34,274,119.67, 47,298,285.14 and 19,590,101.23
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Solution
The fourth proportional to 34,274,119.67, 47,298,285.14 and 19,590,101.23 is: 27,034,339.70
Step by Step Solution
- Step 1: Write the proportion equation
34,274,119.67 : 47,298,285.14 = 19,590,101.23 : x - Step 2: Convert to fraction form
34,274,119.67/47,298,285.14 = 19,590,101.23/x - Step 3: Cross multiply
34,274,119.67x = 47,298,285.14 × 19,590,101.23 - Step 4: Simplify right side
34,274,119.67x = 926,578,194,006,102.75 - Step 5: Solve for x
x = 926,578,194,006,102.75/34,274,119.67 - Step 6: Final answer
x = 27,034,339.70
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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.