Finding the Fourth Proportional to 19,324,841.81, 26,668,368.11 and 10,623,575.03
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Solution
The fourth proportional to 19,324,841.81, 26,668,368.11 and 10,623,575.03 is: 14,660,581.04
Step by Step Solution
- Step 1: Write the proportion equation
19,324,841.81 : 26,668,368.11 = 10,623,575.03 : x - Step 2: Convert to fraction form
19,324,841.81/26,668,368.11 = 10,623,575.03/x - Step 3: Cross multiply
19,324,841.81x = 26,668,368.11 × 10,623,575.03 - Step 4: Simplify right side
19,324,841.81x = 283,313,409,437,461.44 - Step 5: Solve for x
x = 283,313,409,437,461.44/19,324,841.81 - Step 6: Final answer
x = 14,660,581.04
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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.