Finding the Fourth Proportional to 5,702,957.11, 7,867,442.71 and 5,050,248.31
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Solution
The fourth proportional to 5,702,957.11, 7,867,442.71 and 5,050,248.31 is: 6,967,006.50
Step by Step Solution
- Step 1: Write the proportion equation
5,702,957.11 : 7,867,442.71 = 5,050,248.31 : x - Step 2: Convert to fraction form
5,702,957.11/7,867,442.71 = 5,050,248.31/x - Step 3: Cross multiply
5,702,957.11x = 7,867,442.71 × 5,050,248.31 - Step 4: Simplify right side
5,702,957.11x = 39,732,539,250,199.32 - Step 5: Solve for x
x = 39,732,539,250,199.32/5,702,957.11 - Step 6: Final answer
x = 6,967,006.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.