Finding the Fourth Proportional to 16,438,479.12, 24,653,730.24 and 6,848,625.60
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Solution
The fourth proportional to 16,438,479.12, 24,653,730.24 and 6,848,625.60 is: 10,271,276.73
Step by Step Solution
- Step 1: Write the proportion equation
16,438,479.12 : 24,653,730.24 = 6,848,625.60 : x - Step 2: Convert to fraction form
16,438,479.12/24,653,730.24 = 6,848,625.60/x - Step 3: Cross multiply
16,438,479.12x = 24,653,730.24 × 6,848,625.60 - Step 4: Simplify right side
16,438,479.12x = 168,844,168,057,158.12 - Step 5: Solve for x
x = 168,844,168,057,158.12/16,438,479.12 - Step 6: Final answer
x = 10,271,276.73
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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.