Finding the Fourth Proportional to 10,197,043.47, 15,295,497.17 and 4,131,685.71
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Solution
The fourth proportional to 10,197,043.47, 15,295,497.17 and 4,131,685.71 is: 6,197,501.00
Step by Step Solution
- Step 1: Write the proportion equation
10,197,043.47 : 15,295,497.17 = 4,131,685.71 : x - Step 2: Convert to fraction form
10,197,043.47/15,295,497.17 = 4,131,685.71/x - Step 3: Cross multiply
10,197,043.47x = 15,295,497.17 × 4,131,685.71 - Step 4: Simplify right side
10,197,043.47x = 63,196,187,063,976.01 - Step 5: Solve for x
x = 63,196,187,063,976.01/10,197,043.47 - Step 6: Final answer
x = 6,197,501.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.