Finding the Fourth Proportional to 39,574,660.60, 59,361,990.90 and 32,772,215.80
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Solution
The fourth proportional to 39,574,660.60, 59,361,990.90 and 32,772,215.80 is: 49,158,323.70
Step by Step Solution
- Step 1: Write the proportion equation
39,574,660.60 : 59,361,990.90 = 32,772,215.80 : x - Step 2: Convert to fraction form
39,574,660.60/59,361,990.90 = 32,772,215.80/x - Step 3: Cross multiply
39,574,660.60x = 59,361,990.90 × 32,772,215.80 - Step 4: Simplify right side
39,574,660.60x = 1,945,423,976,092,436.25 - Step 5: Solve for x
x = 1,945,423,976,092,436.25/39,574,660.60 - Step 6: Final answer
x = 49,158,323.70
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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.