Finding the Fourth Proportional to 7,576,654.54, 10,455,652.11 and 4,138,807.18
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Solution
The fourth proportional to 7,576,654.54, 10,455,652.11 and 4,138,807.18 is: 5,711,482.26
Step by Step Solution
- Step 1: Write the proportion equation
7,576,654.54 : 10,455,652.11 = 4,138,807.18 : x - Step 2: Convert to fraction form
7,576,654.54/10,455,652.11 = 4,138,807.18/x - Step 3: Cross multiply
7,576,654.54x = 10,455,652.11 × 4,138,807.18 - Step 4: Simplify right side
7,576,654.54x = 43,273,928,024,450.15 - Step 5: Solve for x
x = 43,273,928,024,450.15/7,576,654.54 - Step 6: Final answer
x = 5,711,482.26
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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.