Finding the Fourth Proportional to 19,163,849.99, 26,444,524.32 and 10,901,713.91
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Solution
The fourth proportional to 19,163,849.99, 26,444,524.32 and 10,901,713.91 is: 15,043,461.45
Step by Step Solution
- Step 1: Write the proportion equation
19,163,849.99 : 26,444,524.32 = 10,901,713.91 : x - Step 2: Convert to fraction form
19,163,849.99/26,444,524.32 = 10,901,713.91/x - Step 3: Cross multiply
19,163,849.99x = 26,444,524.32 × 10,901,713.91 - Step 4: Simplify right side
19,163,849.99x = 288,290,638,490,454.62 - Step 5: Solve for x
x = 288,290,638,490,454.62/19,163,849.99 - Step 6: Final answer
x = 15,043,461.45
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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.