Finding the Fourth Proportional to 10,185,508.10, 15,278,266.13 and 2,509,302.26
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Solution
The fourth proportional to 10,185,508.10, 15,278,266.13 and 2,509,302.26 is: 3,763,954.36
Step by Step Solution
- Step 1: Write the proportion equation
10,185,508.10 : 15,278,266.13 = 2,509,302.26 : x - Step 2: Convert to fraction form
10,185,508.10/15,278,266.13 = 2,509,302.26/x - Step 3: Cross multiply
10,185,508.10x = 15,278,266.13 × 2,509,302.26 - Step 4: Simplify right side
10,185,508.10x = 38,337,787,639,952.61 - Step 5: Solve for x
x = 38,337,787,639,952.61/10,185,508.10 - Step 6: Final answer
x = 3,763,954.36
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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.