Finding the Fourth Proportional to 19,695,524.99, 27,184,359.45 and 11,549,387.39
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Solution
The fourth proportional to 19,695,524.99, 27,184,359.45 and 11,549,387.39 is: 15,940,813.89
Step by Step Solution
- Step 1: Write the proportion equation
19,695,524.99 : 27,184,359.45 = 11,549,387.39 : x - Step 2: Convert to fraction form
19,695,524.99/27,184,359.45 = 11,549,387.39/x - Step 3: Cross multiply
19,695,524.99x = 27,184,359.45 × 11,549,387.39 - Step 4: Simplify right side
19,695,524.99x = 313,962,698,237,057.31 - Step 5: Solve for x
x = 313,962,698,237,057.31/19,695,524.99 - Step 6: Final answer
x = 15,940,813.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.