Finding the Fourth Proportional to 5,539,397.85, 7,645,644.51 and 3,248,296.65
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Solution
The fourth proportional to 5,539,397.85, 7,645,644.51 and 3,248,296.65 is: 4,483,397.32
Step by Step Solution
- Step 1: Write the proportion equation
5,539,397.85 : 7,645,644.51 = 3,248,296.65 : x - Step 2: Convert to fraction form
5,539,397.85/7,645,644.51 = 3,248,296.65/x - Step 3: Cross multiply
5,539,397.85x = 7,645,644.51 × 3,248,296.65 - Step 4: Simplify right side
5,539,397.85x = 24,835,321,448,923.89 - Step 5: Solve for x
x = 24,835,321,448,923.89/5,539,397.85 - Step 6: Final answer
x = 4,483,397.32
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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.