Finding the Fourth Proportional to 10,719,690.24, 16,070,492.64 and 4,649,853.44
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Solution
The fourth proportional to 10,719,690.24, 16,070,492.64 and 4,649,853.44 is: 6,970,857.72
Step by Step Solution
- Step 1: Write the proportion equation
10,719,690.24 : 16,070,492.64 = 4,649,853.44 : x - Step 2: Convert to fraction form
10,719,690.24/16,070,492.64 = 4,649,853.44/x - Step 3: Cross multiply
10,719,690.24x = 16,070,492.64 × 4,649,853.44 - Step 4: Simplify right side
10,719,690.24x = 74,725,435,484,598.69 - Step 5: Solve for x
x = 74,725,435,484,598.69/10,719,690.24 - Step 6: Final answer
x = 6,970,857.72
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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.