Finding the Fourth Proportional to 26,603,816.99, 36,725,626.46 and 15,589,037.99
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Solution
The fourth proportional to 26,603,816.99, 36,725,626.46 and 15,589,037.99 is: 21,520,114.45
Step by Step Solution
- Step 1: Write the proportion equation
26,603,816.99 : 36,725,626.46 = 15,589,037.99 : x - Step 2: Convert to fraction form
26,603,816.99/36,725,626.46 = 15,589,037.99/x - Step 3: Cross multiply
26,603,816.99x = 36,725,626.46 × 15,589,037.99 - Step 4: Simplify right side
26,603,816.99x = 572,517,186,222,275.88 - Step 5: Solve for x
x = 572,517,186,222,275.88/26,603,816.99 - Step 6: Final answer
x = 21,520,114.45
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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.