Finding the Fourth Proportional to 46,363,802.80, 69,542,593.80 and 12,284,417.20
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Solution
The fourth proportional to 46,363,802.80, 69,542,593.80 and 12,284,417.20 is: 18,425,801.68
Step by Step Solution
- Step 1: Write the proportion equation
46,363,802.80 : 69,542,593.80 = 12,284,417.20 : x - Step 2: Convert to fraction form
46,363,802.80/69,542,593.80 = 12,284,417.20/x - Step 3: Cross multiply
46,363,802.80x = 69,542,593.80 × 12,284,417.20 - Step 4: Simplify right side
46,363,802.80x = 854,290,235,409,333.25 - Step 5: Solve for x
x = 854,290,235,409,333.25/46,363,802.80 - Step 6: Final answer
x = 18,425,801.68
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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.