Finding the Fourth Proportional to 5,819,873.16, 8,031,427.16 and 3,373,902.12
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Solution
The fourth proportional to 5,819,873.16, 8,031,427.16 and 3,373,902.12 is: 4,655,986.20
Step by Step Solution
- Step 1: Write the proportion equation
5,819,873.16 : 8,031,427.16 = 3,373,902.12 : x - Step 2: Convert to fraction form
5,819,873.16/8,031,427.16 = 3,373,902.12/x - Step 3: Cross multiply
5,819,873.16x = 8,031,427.16 × 3,373,902.12 - Step 4: Simplify right side
5,819,873.16x = 27,097,249,121,749.58 - Step 5: Solve for x
x = 27,097,249,121,749.58/5,819,873.16 - Step 6: Final answer
x = 4,655,986.20
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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.