Finding the Fourth Proportional to 48,385,382.40, 66,775,449.60 and 26,655,436.80
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Solution
The fourth proportional to 48,385,382.40, 66,775,449.60 and 26,655,436.80 is: 36,786,498.08
Step by Step Solution
- Step 1: Write the proportion equation
48,385,382.40 : 66,775,449.60 = 26,655,436.80 : x - Step 2: Convert to fraction form
48,385,382.40/66,775,449.60 = 26,655,436.80/x - Step 3: Cross multiply
48,385,382.40x = 66,775,449.60 × 26,655,436.80 - Step 4: Simplify right side
48,385,382.40x = 1,779,928,776,604,385.25 - Step 5: Solve for x
x = 1,779,928,776,604,385.25/48,385,382.40 - Step 6: Final answer
x = 36,786,498.08
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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.