Finding the Fourth Proportional to 19,344,198.08, 26,696,877.35 and 14,440,905.81
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Solution
The fourth proportional to 19,344,198.08, 26,696,877.35 and 14,440,905.81 is: 19,929,856.46
Step by Step Solution
- Step 1: Write the proportion equation
19,344,198.08 : 26,696,877.35 = 14,440,905.81 : x - Step 2: Convert to fraction form
19,344,198.08/26,696,877.35 = 14,440,905.81/x - Step 3: Cross multiply
19,344,198.08x = 26,696,877.35 × 14,440,905.81 - Step 4: Simplify right side
19,344,198.08x = 385,527,091,160,267.88 - Step 5: Solve for x
x = 385,527,091,160,267.88/19,344,198.08 - Step 6: Final answer
x = 19,929,856.46
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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.