Finding the Fourth Proportional to 48,842,947.20, 73,264,420.80 and 14,760,739.20
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Solution
The fourth proportional to 48,842,947.20, 73,264,420.80 and 14,760,739.20 is: 22,141,108.80
Step by Step Solution
- Step 1: Write the proportion equation
48,842,947.20 : 73,264,420.80 = 14,760,739.20 : x - Step 2: Convert to fraction form
48,842,947.20/73,264,420.80 = 14,760,739.20/x - Step 3: Cross multiply
48,842,947.20x = 73,264,420.80 × 14,760,739.20 - Step 4: Simplify right side
48,842,947.20x = 1,081,437,008,067,855.25 - Step 5: Solve for x
x = 1,081,437,008,067,855.25/48,842,947.20 - Step 6: Final answer
x = 22,141,108.80
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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.