Finding the Fourth Proportional to 13,967,678.70, 19,277,074.44 and 8,460,892.08
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Solution
The fourth proportional to 13,967,678.70, 19,277,074.44 and 8,460,892.08 is: 11,677,047.41
Step by Step Solution
- Step 1: Write the proportion equation
13,967,678.70 : 19,277,074.44 = 8,460,892.08 : x - Step 2: Convert to fraction form
13,967,678.70/19,277,074.44 = 8,460,892.08/x - Step 3: Cross multiply
13,967,678.70x = 19,277,074.44 × 8,460,892.08 - Step 4: Simplify right side
13,967,678.70x = 163,101,246,454,966.44 - Step 5: Solve for x
x = 163,101,246,454,966.44/13,967,678.70 - Step 6: Final answer
x = 11,677,047.41
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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.