Finding the Fourth Proportional to 16,821,787.16, 25,232,678.04 and 4,042,291.88
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Solution
The fourth proportional to 16,821,787.16, 25,232,678.04 and 4,042,291.88 is: 6,063,437.17
Step by Step Solution
- Step 1: Write the proportion equation
16,821,787.16 : 25,232,678.04 = 4,042,291.88 : x - Step 2: Convert to fraction form
16,821,787.16/25,232,678.04 = 4,042,291.88/x - Step 3: Cross multiply
16,821,787.16x = 25,232,678.04 × 4,042,291.88 - Step 4: Simplify right side
16,821,787.16x = 101,997,849,551,746.31 - Step 5: Solve for x
x = 101,997,849,551,746.31/16,821,787.16 - Step 6: Final answer
x = 6,063,437.17
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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.