Finding the Fourth Proportional to 9,695,998.80, 14,543,998.20 and 2,964,412.80
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Solution
The fourth proportional to 9,695,998.80, 14,543,998.20 and 2,964,412.80 is: 4,446,619.20
Step by Step Solution
- Step 1: Write the proportion equation
9,695,998.80 : 14,543,998.20 = 2,964,412.80 : x - Step 2: Convert to fraction form
9,695,998.80/14,543,998.20 = 2,964,412.80/x - Step 3: Cross multiply
9,695,998.80x = 14,543,998.20 × 2,964,412.80 - Step 4: Simplify right side
9,695,998.80x = 43,114,414,427,256.95 - Step 5: Solve for x
x = 43,114,414,427,256.95/9,695,998.80 - Step 6: Final answer
x = 4,446,619.20
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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.