Finding the Fourth Proportional to 46,264,960.80, 69,313,460.40 and 37,698,919.20
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Solution
The fourth proportional to 46,264,960.80, 69,313,460.40 and 37,698,919.20 is: 56,479,947.20
Step by Step Solution
- Step 1: Write the proportion equation
46,264,960.80 : 69,313,460.40 = 37,698,919.20 : x - Step 2: Convert to fraction form
46,264,960.80/69,313,460.40 = 37,698,919.20/x - Step 3: Cross multiply
46,264,960.80x = 69,313,460.40 × 37,698,919.20 - Step 4: Simplify right side
46,264,960.80x = 2,613,042,543,092,000 - Step 5: Solve for x
x = 2,613,042,543,092,000/46,264,960.80 - Step 6: Final answer
x = 56,479,947.20
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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.