Finding the Fourth Proportional to 7,413,885.12, 10,228,120.92 and 4,510,948.80
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Solution
The fourth proportional to 7,413,885.12, 10,228,120.92 and 4,510,948.80 is: 6,223,259.34
Step by Step Solution
- Step 1: Write the proportion equation
7,413,885.12 : 10,228,120.92 = 4,510,948.80 : x - Step 2: Convert to fraction form
7,413,885.12/10,228,120.92 = 4,510,948.80/x - Step 3: Cross multiply
7,413,885.12x = 10,228,120.92 × 4,510,948.80 - Step 4: Simplify right side
7,413,885.12x = 46,138,529,790,328.89 - Step 5: Solve for x
x = 46,138,529,790,328.89/7,413,885.12 - Step 6: Final answer
x = 6,223,259.34
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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.