Finding the Fourth Proportional to 19,906,051.74, 29,841,296.49 and 7,772,692.38
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Solution
The fourth proportional to 19,906,051.74, 29,841,296.49 and 7,772,692.38 is: 11,652,095.60
Step by Step Solution
- Step 1: Write the proportion equation
19,906,051.74 : 29,841,296.49 = 7,772,692.38 : x - Step 2: Convert to fraction form
19,906,051.74/29,841,296.49 = 7,772,692.38/x - Step 3: Cross multiply
19,906,051.74x = 29,841,296.49 × 7,772,692.38 - Step 4: Simplify right side
19,906,051.74x = 231,947,217,837,143.72 - Step 5: Solve for x
x = 231,947,217,837,143.72/19,906,051.74 - Step 6: Final answer
x = 11,652,095.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.