Finding the Fourth Proportional to 27,917,141.40, 41,875,726.68 and 8,749,391.31
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Solution
The fourth proportional to 27,917,141.40, 41,875,726.68 and 8,749,391.31 is: 13,124,091.53
Step by Step Solution
- Step 1: Write the proportion equation
27,917,141.40 : 41,875,726.68 = 8,749,391.31 : x - Step 2: Convert to fraction form
27,917,141.40/41,875,726.68 = 8,749,391.31/x - Step 3: Cross multiply
27,917,141.40x = 41,875,726.68 × 8,749,391.31 - Step 4: Simplify right side
27,917,141.40x = 366,387,119,113,927.19 - Step 5: Solve for x
x = 366,387,119,113,927.19/27,917,141.40 - Step 6: Final answer
x = 13,124,091.53
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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.