Finding the Fourth Proportional to 69,511,056.12, 104,276,053.62 and 40,378,565.88
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Solution
The fourth proportional to 69,511,056.12, 104,276,053.62 and 40,378,565.88 is: 60,573,349.56
Step by Step Solution
- Step 1: Write the proportion equation
69,511,056.12 : 104,276,053.62 = 40,378,565.88 : x - Step 2: Convert to fraction form
69,511,056.12/104,276,053.62 = 40,378,565.88/x - Step 3: Cross multiply
69,511,056.12x = 104,276,053.62 × 40,378,565.88 - Step 4: Simplify right side
69,511,056.12x = 4,210,517,500,801,583 - Step 5: Solve for x
x = 4,210,517,500,801,583/69,511,056.12 - Step 6: Final answer
x = 60,573,349.56
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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.