Finding the Fourth Proportional to 74,854,269.28, 112,326,193.92 and 68,762,861.92
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Solution
The fourth proportional to 74,854,269.28, 112,326,193.92 and 68,762,861.92 is: 103,185,438.01
Step by Step Solution
- Step 1: Write the proportion equation
74,854,269.28 : 112,326,193.92 = 68,762,861.92 : x - Step 2: Convert to fraction form
74,854,269.28/112,326,193.92 = 68,762,861.92/x - Step 3: Cross multiply
74,854,269.28x = 112,326,193.92 × 68,762,861.92 - Step 4: Simplify right side
74,854,269.28x = 7,723,870,562,520,104 - Step 5: Solve for x
x = 7,723,870,562,520,104/74,854,269.28 - Step 6: Final answer
x = 103,185,438.01
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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.