Finding the Fourth Proportional to 39,194,968.95, 58,788,654.30 and 11,901,501.63
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Solution
The fourth proportional to 39,194,968.95, 58,788,654.30 and 11,901,501.63 is: 17,851,098.85
Step by Step Solution
- Step 1: Write the proportion equation
39,194,968.95 : 58,788,654.30 = 11,901,501.63 : x - Step 2: Convert to fraction form
39,194,968.95/58,788,654.30 = 11,901,501.63/x - Step 3: Cross multiply
39,194,968.95x = 58,788,654.30 × 11,901,501.63 - Step 4: Simplify right side
39,194,968.95x = 699,673,264,976,956.50 - Step 5: Solve for x
x = 699,673,264,976,956.50/39,194,968.95 - Step 6: Final answer
x = 17,851,098.85
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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.