Finding the Fourth Proportional to 8,844,503.76, 12,205,272.24 and 4,977,022.68
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Solution
The fourth proportional to 8,844,503.76, 12,205,272.24 and 4,977,022.68 is: 6,868,210.86
Step by Step Solution
- Step 1: Write the proportion equation
8,844,503.76 : 12,205,272.24 = 4,977,022.68 : x - Step 2: Convert to fraction form
8,844,503.76/12,205,272.24 = 4,977,022.68/x - Step 3: Cross multiply
8,844,503.76x = 12,205,272.24 × 4,977,022.68 - Step 4: Simplify right side
8,844,503.76x = 60,745,916,754,054.40 - Step 5: Solve for x
x = 60,745,916,754,054.40/8,844,503.76 - Step 6: Final answer
x = 6,868,210.86
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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.