Finding the Fourth Proportional to 8,574,541.02, 11,832,432.06 and 5,090,028.75
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Solution
The fourth proportional to 8,574,541.02, 11,832,432.06 and 5,090,028.75 is: 7,023,981.72
Step by Step Solution
- Step 1: Write the proportion equation
8,574,541.02 : 11,832,432.06 = 5,090,028.75 : x - Step 2: Convert to fraction form
8,574,541.02/11,832,432.06 = 5,090,028.75/x - Step 3: Cross multiply
8,574,541.02x = 11,832,432.06 × 5,090,028.75 - Step 4: Simplify right side
8,574,541.02x = 60,227,419,367,821.73 - Step 5: Solve for x
x = 60,227,419,367,821.73/8,574,541.02 - Step 6: Final answer
x = 7,023,981.72
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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.