Finding the Fourth Proportional to 74,393,322.28, 111,587,920.60 and 19,806,376.12
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Solution
The fourth proportional to 74,393,322.28, 111,587,920.60 and 19,806,376.12 is: 29,709,014.98
Step by Step Solution
- Step 1: Write the proportion equation
74,393,322.28 : 111,587,920.60 = 19,806,376.12 : x - Step 2: Convert to fraction form
74,393,322.28/111,587,920.60 = 19,806,376.12/x - Step 3: Cross multiply
74,393,322.28x = 111,587,920.60 × 19,806,376.12 - Step 4: Simplify right side
74,393,322.28x = 2,210,152,325,852,296 - Step 5: Solve for x
x = 2,210,152,325,852,296/74,393,322.28 - Step 6: Final answer
x = 29,709,014.98
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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.