Finding the Fourth Proportional to 7,918,933.08, 10,928,127.64 and 4,297,261.08
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Solution
The fourth proportional to 7,918,933.08, 10,928,127.64 and 4,297,261.08 is: 5,930,220.28
Step by Step Solution
- Step 1: Write the proportion equation
7,918,933.08 : 10,928,127.64 = 4,297,261.08 : x - Step 2: Convert to fraction form
7,918,933.08/10,928,127.64 = 4,297,261.08/x - Step 3: Cross multiply
7,918,933.08x = 10,928,127.64 × 4,297,261.08 - Step 4: Simplify right side
7,918,933.08x = 46,961,017,584,644.26 - Step 5: Solve for x
x = 46,961,017,584,644.26/7,918,933.08 - Step 6: Final answer
x = 5,930,220.28
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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.