Finding the Fourth Proportional to 5,506,935.77, 8,258,068.20 and 2,624,968.59
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Solution
The fourth proportional to 5,506,935.77, 8,258,068.20 and 2,624,968.59 is: 3,936,339.66
Step by Step Solution
- Step 1: Write the proportion equation
5,506,935.77 : 8,258,068.20 = 2,624,968.59 : x - Step 2: Convert to fraction form
5,506,935.77/8,258,068.20 = 2,624,968.59/x - Step 3: Cross multiply
5,506,935.77x = 8,258,068.20 × 2,624,968.59 - Step 4: Simplify right side
5,506,935.77x = 21,677,169,639,077.84 - Step 5: Solve for x
x = 21,677,169,639,077.84/5,506,935.77 - Step 6: Final answer
x = 3,936,339.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.