Finding the Fourth Proportional to 9,415,999.80, 14,125,842.90 and 4,024,639.80
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Solution
The fourth proportional to 9,415,999.80, 14,125,842.90 and 4,024,639.80 is: 6,037,747.53
Step by Step Solution
- Step 1: Write the proportion equation
9,415,999.80 : 14,125,842.90 = 4,024,639.80 : x - Step 2: Convert to fraction form
9,415,999.80/14,125,842.90 = 4,024,639.80/x - Step 3: Cross multiply
9,415,999.80x = 14,125,842.90 × 4,024,639.80 - Step 4: Simplify right side
9,415,999.80x = 56,851,429,543,887.42 - Step 5: Solve for x
x = 56,851,429,543,887.42/9,415,999.80 - Step 6: Final answer
x = 6,037,747.53
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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.