Finding the Fourth Proportional to 5,736,547.14, 7,916,134.52 and 3,157,724.22
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Solution
The fourth proportional to 5,736,547.14, 7,916,134.52 and 3,157,724.22 is: 4,357,493.99
Step by Step Solution
- Step 1: Write the proportion equation
5,736,547.14 : 7,916,134.52 = 3,157,724.22 : x - Step 2: Convert to fraction form
5,736,547.14/7,916,134.52 = 3,157,724.22/x - Step 3: Cross multiply
5,736,547.14x = 7,916,134.52 × 3,157,724.22 - Step 4: Simplify right side
5,736,547.14x = 24,996,969,702,582.07 - Step 5: Solve for x
x = 24,996,969,702,582.07/5,736,547.14 - Step 6: Final answer
x = 4,357,493.99
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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.