Finding the Fourth Proportional to 10,289,022.16, 14,197,827.30 and 5,939,509.68
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Solution
The fourth proportional to 10,289,022.16, 14,197,827.30 and 5,939,509.68 is: 8,195,932.65
Step by Step Solution
- Step 1: Write the proportion equation
10,289,022.16 : 14,197,827.30 = 5,939,509.68 : x - Step 2: Convert to fraction form
10,289,022.16/14,197,827.30 = 5,939,509.68/x - Step 3: Cross multiply
10,289,022.16x = 14,197,827.30 × 5,939,509.68 - Step 4: Simplify right side
10,289,022.16x = 84,328,132,683,318.27 - Step 5: Solve for x
x = 84,328,132,683,318.27/10,289,022.16 - Step 6: Final answer
x = 8,195,932.65
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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.