Finding the Fourth Proportional to 10,367,701.99, 15,550,971.70 and 3,179,216.15
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Solution
The fourth proportional to 10,367,701.99, 15,550,971.70 and 3,179,216.15 is: 4,768,645.98
Step by Step Solution
- Step 1: Write the proportion equation
10,367,701.99 : 15,550,971.70 = 3,179,216.15 : x - Step 2: Convert to fraction form
10,367,701.99/15,550,971.70 = 3,179,216.15/x - Step 3: Cross multiply
10,367,701.99x = 15,550,971.70 × 3,179,216.15 - Step 4: Simplify right side
10,367,701.99x = 49,439,900,376,832.95 - Step 5: Solve for x
x = 49,439,900,376,832.95/10,367,701.99 - Step 6: Final answer
x = 4,768,645.98
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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.