Finding the Fourth Proportional to 10,899,325.47, 15,043,181.35 and 6,255,859.80
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Solution
The fourth proportional to 10,899,325.47, 15,043,181.35 and 6,255,859.80 is: 8,634,298.86
Step by Step Solution
- Step 1: Write the proportion equation
10,899,325.47 : 15,043,181.35 = 6,255,859.80 : x - Step 2: Convert to fraction form
10,899,325.47/15,043,181.35 = 6,255,859.80/x - Step 3: Cross multiply
10,899,325.47x = 15,043,181.35 × 6,255,859.80 - Step 4: Simplify right side
10,899,325.47x = 94,108,033,471,574.72 - Step 5: Solve for x
x = 94,108,033,471,574.72/10,899,325.47 - Step 6: Final answer
x = 8,634,298.86
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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.