Finding the Fourth Proportional to 9,876,283.63, 13,629,800.86 and 5,525,110.44
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Solution
The fourth proportional to 9,876,283.63, 13,629,800.86 and 5,525,110.44 is: 7,624,948.60
Step by Step Solution
- Step 1: Write the proportion equation
9,876,283.63 : 13,629,800.86 = 5,525,110.44 : x - Step 2: Convert to fraction form
9,876,283.63/13,629,800.86 = 5,525,110.44/x - Step 3: Cross multiply
9,876,283.63x = 13,629,800.86 × 5,525,110.44 - Step 4: Simplify right side
9,876,283.63x = 75,306,155,012,894.20 - Step 5: Solve for x
x = 75,306,155,012,894.20/9,876,283.63 - Step 6: Final answer
x = 7,624,948.60
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1.5x scale
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.