Finding the Fourth Proportional to 5,539,367.53, 7,645,602.64 and 3,248,266.33
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Solution
The fourth proportional to 5,539,367.53, 7,645,602.64 and 3,248,266.33 is: 4,483,355.45
Step by Step Solution
- Step 1: Write the proportion equation
5,539,367.53 : 7,645,602.64 = 3,248,266.33 : x - Step 2: Convert to fraction form
5,539,367.53/7,645,602.64 = 3,248,266.33/x - Step 3: Cross multiply
5,539,367.53x = 7,645,602.64 × 3,248,266.33 - Step 4: Simplify right side
5,539,367.53x = 24,834,953,589,843.10 - Step 5: Solve for x
x = 24,834,953,589,843.10/5,539,367.53 - Step 6: Final answer
x = 4,483,355.45
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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.