Finding the Fourth Proportional to 6,650,867.28, 9,178,192.68 and 3,595,081.53
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Solution
The fourth proportional to 6,650,867.28, 9,178,192.68 and 3,595,081.53 is: 4,961,210.26
Step by Step Solution
- Step 1: Write the proportion equation
6,650,867.28 : 9,178,192.68 = 3,595,081.53 : x - Step 2: Convert to fraction form
6,650,867.28/9,178,192.68 = 3,595,081.53/x - Step 3: Cross multiply
6,650,867.28x = 9,178,192.68 × 3,595,081.53 - Step 4: Simplify right side
6,650,867.28x = 32,996,350,982,649.20 - Step 5: Solve for x
x = 32,996,350,982,649.20/6,650,867.28 - Step 6: Final answer
x = 4,961,210.26
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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.