Finding the Fourth Proportional to 47,031,269.15, 64,901,485.81 and 26,405,584.67
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Solution
The fourth proportional to 47,031,269.15, 64,901,485.81 and 26,405,584.67 is: 36,438,771.69
Step by Step Solution
- Step 1: Write the proportion equation
47,031,269.15 : 64,901,485.81 = 26,405,584.67 : x - Step 2: Convert to fraction form
47,031,269.15/64,901,485.81 = 26,405,584.67/x - Step 3: Cross multiply
47,031,269.15x = 64,901,485.81 × 26,405,584.67 - Step 4: Simplify right side
47,031,269.15x = 1,713,761,678,960,019.25 - Step 5: Solve for x
x = 1,713,761,678,960,019.25/47,031,269.15 - Step 6: Final answer
x = 36,438,771.69
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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.