Finding the Fourth Proportional to 19,018,574.74, 26,245,630.92 and 10,758,459.97
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Solution
The fourth proportional to 19,018,574.74, 26,245,630.92 and 10,758,459.97 is: 14,846,673.50
Step by Step Solution
- Step 1: Write the proportion equation
19,018,574.74 : 26,245,630.92 = 10,758,459.97 : x - Step 2: Convert to fraction form
19,018,574.74/26,245,630.92 = 10,758,459.97/x - Step 3: Cross multiply
19,018,574.74x = 26,245,630.92 × 10,758,459.97 - Step 4: Simplify right side
19,018,574.74x = 282,362,569,640,214.31 - Step 5: Solve for x
x = 282,362,569,640,214.31/19,018,574.74 - Step 6: Final answer
x = 14,846,673.50
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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.