Finding the Fourth Proportional to 36,862,890.40, 55,292,268.84 and 11,303,829.64
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Solution
The fourth proportional to 36,862,890.40, 55,292,268.84 and 11,303,829.64 is: 16,955,110.70
Step by Step Solution
- Step 1: Write the proportion equation
36,862,890.40 : 55,292,268.84 = 11,303,829.64 : x - Step 2: Convert to fraction form
36,862,890.40/55,292,268.84 = 11,303,829.64/x - Step 3: Cross multiply
36,862,890.40x = 55,292,268.84 × 11,303,829.64 - Step 4: Simplify right side
36,862,890.40x = 625,014,387,376,440.50 - Step 5: Solve for x
x = 625,014,387,376,440.50/36,862,890.40 - Step 6: Final answer
x = 16,955,110.70
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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.