Finding the Fourth Proportional to 35,520,765.13, 49,018,655.42 and 19,223,241.13
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Solution
The fourth proportional to 35,520,765.13, 49,018,655.42 and 19,223,241.13 is: 26,528,072.51
Step by Step Solution
- Step 1: Write the proportion equation
35,520,765.13 : 49,018,655.42 = 19,223,241.13 : x - Step 2: Convert to fraction form
35,520,765.13/49,018,655.42 = 19,223,241.13/x - Step 3: Cross multiply
35,520,765.13x = 49,018,655.42 × 19,223,241.13 - Step 4: Simplify right side
35,520,765.13x = 942,297,433,007,041.38 - Step 5: Solve for x
x = 942,297,433,007,041.38/35,520,765.13 - Step 6: Final answer
x = 26,528,072.51
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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.