Finding the Fourth Proportional to 18,582,803.10, 27,874,204.65 and 14,756,427.90
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Solution
The fourth proportional to 18,582,803.10, 27,874,204.65 and 14,756,427.90 is: 22,134,641.85
Step by Step Solution
- Step 1: Write the proportion equation
18,582,803.10 : 27,874,204.65 = 14,756,427.90 : x - Step 2: Convert to fraction form
18,582,803.10/27,874,204.65 = 14,756,427.90/x - Step 3: Cross multiply
18,582,803.10x = 27,874,204.65 × 14,756,427.90 - Step 4: Simplify right side
18,582,803.10x = 411,323,691,187,569.75 - Step 5: Solve for x
x = 411,323,691,187,569.75/18,582,803.10 - Step 6: Final answer
x = 22,134,641.85
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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.