Finding the Fourth Proportional to 26,125,112.58, 39,102,376.62 and 19,206,765.56
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Solution
The fourth proportional to 26,125,112.58, 39,102,376.62 and 19,206,765.56 is: 28,747,442.84
Step by Step Solution
- Step 1: Write the proportion equation
26,125,112.58 : 39,102,376.62 = 19,206,765.56 : x - Step 2: Convert to fraction form
26,125,112.58/39,102,376.62 = 19,206,765.56/x - Step 3: Cross multiply
26,125,112.58x = 39,102,376.62 × 19,206,765.56 - Step 4: Simplify right side
26,125,112.58x = 751,030,180,579,165.12 - Step 5: Solve for x
x = 751,030,180,579,165.12/26,125,112.58 - Step 6: Final answer
x = 28,747,442.84
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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.