Finding the Fourth Proportional to 5,742,977.10, 7,925,361.54 and 3,164,750.14
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Solution
The fourth proportional to 5,742,977.10, 7,925,361.54 and 3,164,750.14 is: 4,367,384.48
Step by Step Solution
- Step 1: Write the proportion equation
5,742,977.10 : 7,925,361.54 = 3,164,750.14 : x - Step 2: Convert to fraction form
5,742,977.10/7,925,361.54 = 3,164,750.14/x - Step 3: Cross multiply
5,742,977.10x = 7,925,361.54 × 3,164,750.14 - Step 4: Simplify right side
5,742,977.10x = 25,081,789,053,147.03 - Step 5: Solve for x
x = 25,081,789,053,147.03/5,742,977.10 - Step 6: Final answer
x = 4,367,384.48
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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.