Finding the Fourth Proportional to 36,908,535.80, 55,362,803.70 and 16,438,215.80
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Solution
The fourth proportional to 36,908,535.80, 55,362,803.70 and 16,438,215.80 is: 24,657,323.70
Step by Step Solution
- Step 1: Write the proportion equation
36,908,535.80 : 55,362,803.70 = 16,438,215.80 : x - Step 2: Convert to fraction form
36,908,535.80/55,362,803.70 = 16,438,215.80/x - Step 3: Cross multiply
36,908,535.80x = 55,362,803.70 × 16,438,215.80 - Step 4: Simplify right side
36,908,535.80x = 910,065,714,513,638.50 - Step 5: Solve for x
x = 910,065,714,513,638.50/36,908,535.80 - Step 6: Final answer
x = 24,657,323.70
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1.5x scale
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.