Finding the Fourth Proportional to 19,106,171.48, 26,366,254.02 and 10,846,161.65
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Solution
The fourth proportional to 19,106,171.48, 26,366,254.02 and 10,846,161.65 is: 14,967,553.99
Step by Step Solution
- Step 1: Write the proportion equation
19,106,171.48 : 26,366,254.02 = 10,846,161.65 : x - Step 2: Convert to fraction form
19,106,171.48/26,366,254.02 = 10,846,161.65/x - Step 3: Cross multiply
19,106,171.48x = 26,366,254.02 × 10,846,161.65 - Step 4: Simplify right side
19,106,171.48x = 285,972,653,074,051.06 - Step 5: Solve for x
x = 285,972,653,074,051.06/19,106,171.48 - Step 6: Final answer
x = 14,967,553.99
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1.5x scale
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.