Finding the Fourth Proportional to 55,169,763.39, 82,754,623.22 and 25,622,955.99
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Solution
The fourth proportional to 55,169,763.39, 82,754,623.22 and 25,622,955.99 is: 38,434,423.83
Step by Step Solution
- Step 1: Write the proportion equation
55,169,763.39 : 82,754,623.22 = 25,622,955.99 : x - Step 2: Convert to fraction form
55,169,763.39/82,754,623.22 = 25,622,955.99/x - Step 3: Cross multiply
55,169,763.39x = 82,754,623.22 × 25,622,955.99 - Step 4: Simplify right side
55,169,763.39x = 2,120,418,068,606,977.25 - Step 5: Solve for x
x = 2,120,418,068,606,977.25/55,169,763.39 - Step 6: Final answer
x = 38,434,423.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.