Finding the Fourth Proportional to 5,539,407.36, 7,645,657.56 and 3,248,306.16
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Solution
The fourth proportional to 5,539,407.36, 7,645,657.56 and 3,248,306.16 is: 4,483,410.40
Step by Step Solution
- Step 1: Write the proportion equation
5,539,407.36 : 7,645,657.56 = 3,248,306.16 : x - Step 2: Convert to fraction form
5,539,407.36/7,645,657.56 = 3,248,306.16/x - Step 3: Cross multiply
5,539,407.36x = 7,645,657.56 × 3,248,306.16 - Step 4: Simplify right side
5,539,407.36x = 24,835,436,549,398.57 - Step 5: Solve for x
x = 24,835,436,549,398.57/5,539,407.36 - Step 6: Final answer
x = 4,483,410.40
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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.