Finding the Fourth Proportional to 26,327,371.77, 39,495,264.89 and 8,127,288.99
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Solution
The fourth proportional to 26,327,371.77, 39,495,264.89 and 8,127,288.99 is: 12,192,232.26
Step by Step Solution
- Step 1: Write the proportion equation
26,327,371.77 : 39,495,264.89 = 8,127,288.99 : x - Step 2: Convert to fraction form
26,327,371.77/39,495,264.89 = 8,127,288.99/x - Step 3: Cross multiply
26,327,371.77x = 39,495,264.89 × 8,127,288.99 - Step 4: Simplify right side
26,327,371.77x = 320,989,431,497,630.56 - Step 5: Solve for x
x = 320,989,431,497,630.56/26,327,371.77 - Step 6: Final answer
x = 12,192,232.26
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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.