Finding the Fourth Proportional to 6,119,665.02, 8,445,295.31 and 3,366,423.18
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Solution
The fourth proportional to 6,119,665.02, 8,445,295.31 and 3,366,423.18 is: 4,645,750.67
Step by Step Solution
- Step 1: Write the proportion equation
6,119,665.02 : 8,445,295.31 = 3,366,423.18 : x - Step 2: Convert to fraction form
6,119,665.02/8,445,295.31 = 3,366,423.18/x - Step 3: Cross multiply
6,119,665.02x = 8,445,295.31 × 3,366,423.18 - Step 4: Simplify right side
6,119,665.02x = 28,430,437,876,697.17 - Step 5: Solve for x
x = 28,430,437,876,697.17/6,119,665.02 - Step 6: Final answer
x = 4,645,750.67
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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.