Finding the Fourth Proportional to 6,936,566.88, 10,403,216.64 and 3,905,248.80
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Solution
The fourth proportional to 6,936,566.88, 10,403,216.64 and 3,905,248.80 is: 5,856,953.45
Step by Step Solution
- Step 1: Write the proportion equation
6,936,566.88 : 10,403,216.64 = 3,905,248.80 : x - Step 2: Convert to fraction form
6,936,566.88/10,403,216.64 = 3,905,248.80/x - Step 3: Cross multiply
6,936,566.88x = 10,403,216.64 × 3,905,248.80 - Step 4: Simplify right side
6,936,566.88x = 40,627,149,299,500.03 - Step 5: Solve for x
x = 40,627,149,299,500.03/6,936,566.88 - Step 6: Final answer
x = 5,856,953.45
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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.