Finding the Fourth Proportional to 35,875,961.09, 49,508,813.07 and 19,578,437.09
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Solution
The fourth proportional to 35,875,961.09, 49,508,813.07 and 19,578,437.09 is: 27,018,235.96
Step by Step Solution
- Step 1: Write the proportion equation
35,875,961.09 : 49,508,813.07 = 19,578,437.09 : x - Step 2: Convert to fraction form
35,875,961.09/49,508,813.07 = 19,578,437.09/x - Step 3: Cross multiply
35,875,961.09x = 49,508,813.07 × 19,578,437.09 - Step 4: Simplify right side
35,875,961.09x = 969,305,182,091,564.75 - Step 5: Solve for x
x = 969,305,182,091,564.75/35,875,961.09 - Step 6: Final answer
x = 27,018,235.96
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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.