Finding the Fourth Proportional to 49,391,629.98, 74,058,727.84 and 18,688,577.23
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Solution
The fourth proportional to 49,391,629.98, 74,058,727.84 and 18,688,577.23 is: 28,021,999.99
Step by Step Solution
- Step 1: Write the proportion equation
49,391,629.98 : 74,058,727.84 = 18,688,577.23 : x - Step 2: Convert to fraction form
49,391,629.98/74,058,727.84 = 18,688,577.23/x - Step 3: Cross multiply
49,391,629.98x = 74,058,727.84 × 18,688,577.23 - Step 4: Simplify right side
49,391,629.98x = 1,384,052,254,793,391.25 - Step 5: Solve for x
x = 1,384,052,254,793,391.25/49,391,629.98 - Step 6: Final answer
x = 28,021,999.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.