Finding the Fourth Proportional to 41,484,937.80, 62,227,406.70 and 19,961,577.30
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Solution
The fourth proportional to 41,484,937.80, 62,227,406.70 and 19,961,577.30 is: 29,942,365.95
Step by Step Solution
- Step 1: Write the proportion equation
41,484,937.80 : 62,227,406.70 = 19,961,577.30 : x - Step 2: Convert to fraction form
41,484,937.80/62,227,406.70 = 19,961,577.30/x - Step 3: Cross multiply
41,484,937.80x = 62,227,406.70 × 19,961,577.30 - Step 4: Simplify right side
41,484,937.80x = 1,242,157,189,020,588 - Step 5: Solve for x
x = 1,242,157,189,020,588/41,484,937.80 - Step 6: Final answer
x = 29,942,365.95
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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.