Finding the Fourth Proportional to 27,288,890.30, 37,675,663.97 and 17,371,368.79
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Solution
The fourth proportional to 27,288,890.30, 37,675,663.97 and 17,371,368.79 is: 23,983,307.71
Step by Step Solution
- Step 1: Write the proportion equation
27,288,890.30 : 37,675,663.97 = 17,371,368.79 : x - Step 2: Convert to fraction form
27,288,890.30/37,675,663.97 = 17,371,368.79/x - Step 3: Cross multiply
27,288,890.30x = 37,675,663.97 × 17,371,368.79 - Step 4: Simplify right side
27,288,890.30x = 654,477,853,230,985.50 - Step 5: Solve for x
x = 654,477,853,230,985.50/27,288,890.30 - Step 6: Final answer
x = 23,983,307.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.