Finding the Fourth Proportional to 16,087,718.96, 22,201,196.64 and 8,745,566.24
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Solution
The fourth proportional to 16,087,718.96, 22,201,196.64 and 8,745,566.24 is: 12,068,959.95
Step by Step Solution
- Step 1: Write the proportion equation
16,087,718.96 : 22,201,196.64 = 8,745,566.24 : x - Step 2: Convert to fraction form
16,087,718.96/22,201,196.64 = 8,745,566.24/x - Step 3: Cross multiply
16,087,718.96x = 22,201,196.64 × 8,745,566.24 - Step 4: Simplify right side
16,087,718.96x = 194,162,035,822,385.44 - Step 5: Solve for x
x = 194,162,035,822,385.44/16,087,718.96 - Step 6: Final answer
x = 12,068,959.95
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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.