Finding the Fourth Proportional to 11,612,657.76, 16,024,559.84 and 6,455,705.28
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Solution
The fourth proportional to 11,612,657.76, 16,024,559.84 and 6,455,705.28 is: 8,908,368.58
Step by Step Solution
- Step 1: Write the proportion equation
11,612,657.76 : 16,024,559.84 = 6,455,705.28 : x - Step 2: Convert to fraction form
11,612,657.76/16,024,559.84 = 6,455,705.28/x - Step 3: Cross multiply
11,612,657.76x = 16,024,559.84 × 6,455,705.28 - Step 4: Simplify right side
11,612,657.76x = 103,449,835,568,763.95 - Step 5: Solve for x
x = 103,449,835,568,763.95/11,612,657.76 - Step 6: Final answer
x = 8,908,368.58
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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.