Finding the Fourth Proportional to 19,965,926.84, 29,957,440.04 and 6,320,184.08
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Solution
The fourth proportional to 19,965,926.84, 29,957,440.04 and 6,320,184.08 is: 9,482,982.53
Step by Step Solution
- Step 1: Write the proportion equation
19,965,926.84 : 29,957,440.04 = 6,320,184.08 : x - Step 2: Convert to fraction form
19,965,926.84/29,957,440.04 = 6,320,184.08/x - Step 3: Cross multiply
19,965,926.84x = 29,957,440.04 × 6,320,184.08 - Step 4: Simplify right side
19,965,926.84x = 189,336,535,436,974.44 - Step 5: Solve for x
x = 189,336,535,436,974.44/19,965,926.84 - Step 6: Final answer
x = 9,482,982.53
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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.