Finding the Fourth Proportional to 16,261,519.68, 24,386,079.24 and 5,475,924.72
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Solution
The fourth proportional to 16,261,519.68, 24,386,079.24 and 5,475,924.72 is: 8,211,799.19
Step by Step Solution
- Step 1: Write the proportion equation
16,261,519.68 : 24,386,079.24 = 5,475,924.72 : x - Step 2: Convert to fraction form
16,261,519.68/24,386,079.24 = 5,475,924.72/x - Step 3: Cross multiply
16,261,519.68x = 24,386,079.24 × 5,475,924.72 - Step 4: Simplify right side
16,261,519.68x = 133,536,334,134,194.80 - Step 5: Solve for x
x = 133,536,334,134,194.80/16,261,519.68 - Step 6: Final answer
x = 8,211,799.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.