Finding the Fourth Proportional to 16,130,511.20, 24,167,773.20 and 13,611,087.20
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Solution
The fourth proportional to 16,130,511.20, 24,167,773.20 and 13,611,087.20 is: 20,393,009.52
Step by Step Solution
- Step 1: Write the proportion equation
16,130,511.20 : 24,167,773.20 = 13,611,087.20 : x - Step 2: Convert to fraction form
16,130,511.20/24,167,773.20 = 13,611,087.20/x - Step 3: Cross multiply
16,130,511.20x = 24,167,773.20 × 13,611,087.20 - Step 4: Simplify right side
16,130,511.20x = 328,949,668,455,023 - Step 5: Solve for x
x = 328,949,668,455,023/16,130,511.20 - Step 6: Final answer
x = 20,393,009.52
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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.