Finding the Fourth Proportional to 14,220,409.14, 19,618,580.70 and 8,258,801.04
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Solution
The fourth proportional to 14,220,409.14, 19,618,580.70 and 8,258,801.04 is: 11,393,902.46
Step by Step Solution
- Step 1: Write the proportion equation
14,220,409.14 : 19,618,580.70 = 8,258,801.04 : x - Step 2: Convert to fraction form
14,220,409.14/19,618,580.70 = 8,258,801.04/x - Step 3: Cross multiply
14,220,409.14x = 19,618,580.70 × 8,258,801.04 - Step 4: Simplify right side
14,220,409.14x = 162,025,954,688,483.94 - Step 5: Solve for x
x = 162,025,954,688,483.94/14,220,409.14 - Step 6: Final answer
x = 11,393,902.46
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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.