Finding the Fourth Proportional to 7,487,608.69, 10,332,901.97 and 4,225,114.81
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Solution
The fourth proportional to 7,487,608.69, 10,332,901.97 and 4,225,114.81 is: 5,830,659.55
Step by Step Solution
- Step 1: Write the proportion equation
7,487,608.69 : 10,332,901.97 = 4,225,114.81 : x - Step 2: Convert to fraction form
7,487,608.69/10,332,901.97 = 4,225,114.81/x - Step 3: Cross multiply
7,487,608.69x = 10,332,901.97 × 4,225,114.81 - Step 4: Simplify right side
7,487,608.69x = 43,657,697,143,725.17 - Step 5: Solve for x
x = 43,657,697,143,725.17/7,487,608.69 - Step 6: Final answer
x = 5,830,659.55
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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.