Finding the Fourth Proportional to 12,463,488.84, 18,696,178.80 and 3,365,454
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Solution
The fourth proportional to 12,463,488.84, 18,696,178.80 and 3,365,454 is: 5,048,436.32
Step by Step Solution
- Step 1: Write the proportion equation
12,463,488.84 : 18,696,178.80 = 3,365,454 : x - Step 2: Convert to fraction form
12,463,488.84/18,696,178.80 = 3,365,454/x - Step 3: Cross multiply
12,463,488.84x = 18,696,178.80 × 3,365,454 - Step 4: Simplify right side
12,463,488.84x = 62,921,129,727,175.20 - Step 5: Solve for x
x = 62,921,129,727,175.20/12,463,488.84 - Step 6: Final answer
x = 5,048,436.32
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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.