Finding the Fourth Proportional to 69,982,352.37, 105,020,351.08 and 29,041,790.13
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Solution
The fourth proportional to 69,982,352.37, 105,020,351.08 and 29,041,790.13 is: 43,582,115.95
Step by Step Solution
- Step 1: Write the proportion equation
69,982,352.37 : 105,020,351.08 = 29,041,790.13 : x - Step 2: Convert to fraction form
69,982,352.37/105,020,351.08 = 29,041,790.13/x - Step 3: Cross multiply
69,982,352.37x = 105,020,351.08 × 29,041,790.13 - Step 4: Simplify right side
69,982,352.37x = 3,049,978,995,371,674.50 - Step 5: Solve for x
x = 3,049,978,995,371,674.50/69,982,352.37 - Step 6: Final answer
x = 43,582,115.95
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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.