Finding the Fourth Proportional to 6,134,057.90, 8,464,889.91 and 3,343,206.18
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Solution
The fourth proportional to 6,134,057.90, 8,464,889.91 and 3,343,206.18 is: 4,613,564.58
Step by Step Solution
- Step 1: Write the proportion equation
6,134,057.90 : 8,464,889.91 = 3,343,206.18 : x - Step 2: Convert to fraction form
6,134,057.90/8,464,889.91 = 3,343,206.18/x - Step 3: Cross multiply
6,134,057.90x = 8,464,889.91 × 3,343,206.18 - Step 4: Simplify right side
6,134,057.90x = 28,299,872,260,131.64 - Step 5: Solve for x
x = 28,299,872,260,131.64/6,134,057.90 - Step 6: Final answer
x = 4,613,564.58
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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.