Finding the Fourth Proportional to 8,782,433.24, 12,119,497.52 and 4,862,364.08
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Solution
The fourth proportional to 8,782,433.24, 12,119,497.52 and 4,862,364.08 is: 6,709,918.28
Step by Step Solution
- Step 1: Write the proportion equation
8,782,433.24 : 12,119,497.52 = 4,862,364.08 : x - Step 2: Convert to fraction form
8,782,433.24/12,119,497.52 = 4,862,364.08/x - Step 3: Cross multiply
8,782,433.24x = 12,119,497.52 × 4,862,364.08 - Step 4: Simplify right side
8,782,433.24x = 58,929,409,323,987.78 - Step 5: Solve for x
x = 58,929,409,323,987.78/8,782,433.24 - Step 6: Final answer
x = 6,709,918.28
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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.