Finding the Fourth Proportional to 10,533,646.25, 14,536,431.84 and 5,704,750.25
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Solution
The fourth proportional to 10,533,646.25, 14,536,431.84 and 5,704,750.25 is: 7,872,555.35
Step by Step Solution
- Step 1: Write the proportion equation
10,533,646.25 : 14,536,431.84 = 5,704,750.25 : x - Step 2: Convert to fraction form
10,533,646.25/14,536,431.84 = 5,704,750.25/x - Step 3: Cross multiply
10,533,646.25x = 14,536,431.84 × 5,704,750.25 - Step 4: Simplify right side
10,533,646.25x = 82,926,713,173,347.95 - Step 5: Solve for x
x = 82,926,713,173,347.95/10,533,646.25 - Step 6: Final answer
x = 7,872,555.35
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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.