Finding the Fourth Proportional to 10,603,618.04, 15,929,370.22 and 6,288,498.68
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Solution
The fourth proportional to 10,603,618.04, 15,929,370.22 and 6,288,498.68 is: 9,446,947.56
Step by Step Solution
- Step 1: Write the proportion equation
10,603,618.04 : 15,929,370.22 = 6,288,498.68 : x - Step 2: Convert to fraction form
10,603,618.04/15,929,370.22 = 6,288,498.68/x - Step 3: Cross multiply
10,603,618.04x = 15,929,370.22 × 6,288,498.68 - Step 4: Simplify right side
10,603,618.04x = 100,171,823,601,701.31 - Step 5: Solve for x
x = 100,171,823,601,701.31/10,603,618.04 - Step 6: Final answer
x = 9,446,947.56
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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.