Finding the Fourth Proportional to 5,430,930.26, 8,147,444.42 and 2,064,875.54
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Solution
The fourth proportional to 5,430,930.26, 8,147,444.42 and 2,064,875.54 is: 3,097,712.16
Step by Step Solution
- Step 1: Write the proportion equation
5,430,930.26 : 8,147,444.42 = 2,064,875.54 : x - Step 2: Convert to fraction form
5,430,930.26/8,147,444.42 = 2,064,875.54/x - Step 3: Cross multiply
5,430,930.26x = 8,147,444.42 × 2,064,875.54 - Step 4: Simplify right side
5,430,930.26x = 16,823,458,696,367.49 - Step 5: Solve for x
x = 16,823,458,696,367.49/5,430,930.26 - Step 6: Final answer
x = 3,097,712.16
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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.