Finding the Fourth Proportional to 32,108,637.54, 44,309,949.84 and 18,357,889.62
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Solution
The fourth proportional to 32,108,637.54, 44,309,949.84 and 18,357,889.62 is: 25,333,904.85
Step by Step Solution
- Step 1: Write the proportion equation
32,108,637.54 : 44,309,949.84 = 18,357,889.62 : x - Step 2: Convert to fraction form
32,108,637.54/44,309,949.84 = 18,357,889.62/x - Step 3: Cross multiply
32,108,637.54x = 44,309,949.84 × 18,357,889.62 - Step 4: Simplify right side
32,108,637.54x = 813,437,168,230,456.75 - Step 5: Solve for x
x = 813,437,168,230,456.75/32,108,637.54 - Step 6: Final answer
x = 25,333,904.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.