Finding the Fourth Proportional to 10,195,497.01, 14,070,983.95 and 5,725,786.67
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Solution
The fourth proportional to 10,195,497.01, 14,070,983.95 and 5,725,786.67 is: 7,902,258.45
Step by Step Solution
- Step 1: Write the proportion equation
10,195,497.01 : 14,070,983.95 = 5,725,786.67 : x - Step 2: Convert to fraction form
10,195,497.01/14,070,983.95 = 5,725,786.67/x - Step 3: Cross multiply
10,195,497.01x = 14,070,983.95 × 5,725,786.67 - Step 4: Simplify right side
10,195,497.01x = 80,567,452,355,556.94 - Step 5: Solve for x
x = 80,567,452,355,556.94/10,195,497.01 - Step 6: Final answer
x = 7,902,258.45
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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.