Finding the Fourth Proportional to 8,992,283.97, 12,409,564.50 and 5,125,164.96
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Solution
The fourth proportional to 8,992,283.97, 12,409,564.50 and 5,125,164.96 is: 7,072,848.83
Step by Step Solution
- Step 1: Write the proportion equation
8,992,283.97 : 12,409,564.50 = 5,125,164.96 : x - Step 2: Convert to fraction form
8,992,283.97/12,409,564.50 = 5,125,164.96/x - Step 3: Cross multiply
8,992,283.97x = 12,409,564.50 × 5,125,164.96 - Step 4: Simplify right side
8,992,283.97x = 63,601,065,144,259.92 - Step 5: Solve for x
x = 63,601,065,144,259.92/8,992,283.97 - Step 6: Final answer
x = 7,072,848.83
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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.