Finding the Fourth Proportional to 7,140,594.18, 10,710,891.27 and 2,091,904.68
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Solution
The fourth proportional to 7,140,594.18, 10,710,891.27 and 2,091,904.68 is: 3,137,857.02
Step by Step Solution
- Step 1: Write the proportion equation
7,140,594.18 : 10,710,891.27 = 2,091,904.68 : x - Step 2: Convert to fraction form
7,140,594.18/10,710,891.27 = 2,091,904.68/x - Step 3: Cross multiply
7,140,594.18x = 10,710,891.27 × 2,091,904.68 - Step 4: Simplify right side
7,140,594.18x = 22,406,163,574,684.14 - Step 5: Solve for x
x = 22,406,163,574,684.14/7,140,594.18 - Step 6: Final answer
x = 3,137,857.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.