Finding the Fourth Proportional to 10,583,695.65, 15,877,617.08 and 4,518,415.65
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Solution
The fourth proportional to 10,583,695.65, 15,877,617.08 and 4,518,415.65 is: 6,778,508.74
Step by Step Solution
- Step 1: Write the proportion equation
10,583,695.65 : 15,877,617.08 = 4,518,415.65 : x - Step 2: Convert to fraction form
10,583,695.65/15,877,617.08 = 4,518,415.65/x - Step 3: Cross multiply
10,583,695.65x = 15,877,617.08 × 4,518,415.65 - Step 4: Simplify right side
10,583,695.65x = 71,741,673,476,387.22 - Step 5: Solve for x
x = 71,741,673,476,387.22/10,583,695.65 - Step 6: Final answer
x = 6,778,508.74
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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.