Finding the Fourth Proportional to 21,849,260.63, 32,775,465.58 and 8,386,088.63
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Solution
The fourth proportional to 21,849,260.63, 32,775,465.58 and 8,386,088.63 is: 12,579,737.31
Step by Step Solution
- Step 1: Write the proportion equation
21,849,260.63 : 32,775,465.58 = 8,386,088.63 : x - Step 2: Convert to fraction form
21,849,260.63/32,775,465.58 = 8,386,088.63/x - Step 3: Cross multiply
21,849,260.63x = 32,775,465.58 × 8,386,088.63 - Step 4: Simplify right side
21,849,260.63x = 274,857,959,058,551.81 - Step 5: Solve for x
x = 274,857,959,058,551.81/21,849,260.63 - Step 6: Final answer
x = 12,579,737.31
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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.