Finding the Fourth Proportional to 4,955,607.84, 6,839,995.92 and 3,386,374.86
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Solution
The fourth proportional to 4,955,607.84, 6,839,995.92 and 3,386,374.86 is: 4,674,056.34
Step by Step Solution
- Step 1: Write the proportion equation
4,955,607.84 : 6,839,995.92 = 3,386,374.86 : x - Step 2: Convert to fraction form
4,955,607.84/6,839,995.92 = 3,386,374.86/x - Step 3: Cross multiply
4,955,607.84x = 6,839,995.92 × 3,386,374.86 - Step 4: Simplify right side
4,955,607.84x = 23,162,790,225,990.57 - Step 5: Solve for x
x = 23,162,790,225,990.57/4,955,607.84 - Step 6: Final answer
x = 4,674,056.34
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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.