Finding the Fourth Proportional to 10,708,221.36, 14,777,602.28 and 5,813,649.52
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Solution
The fourth proportional to 10,708,221.36, 14,777,602.28 and 5,813,649.52 is: 8,022,975.76
Step by Step Solution
- Step 1: Write the proportion equation
10,708,221.36 : 14,777,602.28 = 5,813,649.52 : x - Step 2: Convert to fraction form
10,708,221.36/14,777,602.28 = 5,813,649.52/x - Step 3: Cross multiply
10,708,221.36x = 14,777,602.28 × 5,813,649.52 - Step 4: Simplify right side
10,708,221.36x = 85,911,800,401,872.89 - Step 5: Solve for x
x = 85,911,800,401,872.89/10,708,221.36 - Step 6: Final answer
x = 8,022,975.76
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1.5x scale
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.