Finding the Fourth Proportional to 19,106,904.54, 26,368,636.50 and 14,388,853.26
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Solution
The fourth proportional to 19,106,904.54, 26,368,636.50 and 14,388,853.26 is: 19,857,452.08
Step by Step Solution
- Step 1: Write the proportion equation
19,106,904.54 : 26,368,636.50 = 14,388,853.26 : x - Step 2: Convert to fraction form
19,106,904.54/26,368,636.50 = 14,388,853.26/x - Step 3: Cross multiply
19,106,904.54x = 26,368,636.50 × 14,388,853.26 - Step 4: Simplify right side
19,106,904.54x = 379,414,441,264,780 - Step 5: Solve for x
x = 379,414,441,264,780/19,106,904.54 - Step 6: Final answer
x = 19,857,452.08
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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.