Finding the Fourth Proportional to 14,124,509.99, 21,186,961.80 and 4,027,130.99
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Solution
The fourth proportional to 14,124,509.99, 21,186,961.80 and 4,027,130.99 is: 6,040,752.60
Step by Step Solution
- Step 1: Write the proportion equation
14,124,509.99 : 21,186,961.80 = 4,027,130.99 : x - Step 2: Convert to fraction form
14,124,509.99/21,186,961.80 = 4,027,130.99/x - Step 3: Cross multiply
14,124,509.99x = 21,186,961.80 × 4,027,130.99 - Step 4: Simplify right side
14,124,509.99x = 85,322,670,448,726.19 - Step 5: Solve for x
x = 85,322,670,448,726.19/14,124,509.99 - Step 6: Final answer
x = 6,040,752.60
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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.