Finding the Fourth Proportional to 14,781,390.31, 22,035,452.48 and 14,548,442.01
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Solution
The fourth proportional to 14,781,390.31, 22,035,452.48 and 14,548,442.01 is: 21,688,183.31
Step by Step Solution
- Step 1: Write the proportion equation
14,781,390.31 : 22,035,452.48 = 14,548,442.01 : x - Step 2: Convert to fraction form
14,781,390.31/22,035,452.48 = 14,548,442.01/x - Step 3: Cross multiply
14,781,390.31x = 22,035,452.48 × 14,548,442.01 - Step 4: Simplify right side
14,781,390.31x = 320,581,502,569,390.69 - Step 5: Solve for x
x = 320,581,502,569,390.69/14,781,390.31 - Step 6: Final answer
x = 21,688,183.31
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.