Finding the Fourth Proportional to 46,581,805.20, 69,820,219.80 and 22,332,349.20
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Solution
The fourth proportional to 46,581,805.20, 69,820,219.80 and 22,332,349.20 is: 33,473,359.89
Step by Step Solution
- Step 1: Write the proportion equation
46,581,805.20 : 69,820,219.80 = 22,332,349.20 : x - Step 2: Convert to fraction form
46,581,805.20/69,820,219.80 = 22,332,349.20/x - Step 3: Cross multiply
46,581,805.20x = 69,820,219.80 × 22,332,349.20 - Step 4: Simplify right side
46,581,805.20x = 1,559,249,529,794,354 - Step 5: Solve for x
x = 1,559,249,529,794,354/46,581,805.20 - Step 6: Final answer
x = 33,473,359.89
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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.