Finding the Fourth Proportional to 27,506,091.17, 37,958,413.79 and 15,282,948.17
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Solution
The fourth proportional to 27,506,091.17, 37,958,413.79 and 15,282,948.17 is: 21,090,472.91
Step by Step Solution
- Step 1: Write the proportion equation
27,506,091.17 : 37,958,413.79 = 15,282,948.17 : x - Step 2: Convert to fraction form
27,506,091.17/37,958,413.79 = 15,282,948.17/x - Step 3: Cross multiply
27,506,091.17x = 37,958,413.79 × 15,282,948.17 - Step 4: Simplify right side
27,506,091.17x = 580,116,470,567,983.25 - Step 5: Solve for x
x = 580,116,470,567,983.25/27,506,091.17 - Step 6: Final answer
x = 21,090,472.91
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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.