Finding the Fourth Proportional to 9,658,612.20, 14,487,918.30 and 2,470,708.65
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Solution
The fourth proportional to 9,658,612.20, 14,487,918.30 and 2,470,708.65 is: 3,706,062.98
Step by Step Solution
- Step 1: Write the proportion equation
9,658,612.20 : 14,487,918.30 = 2,470,708.65 : x - Step 2: Convert to fraction form
9,658,612.20/14,487,918.30 = 2,470,708.65/x - Step 3: Cross multiply
9,658,612.20x = 14,487,918.30 × 2,470,708.65 - Step 4: Simplify right side
9,658,612.20x = 35,795,425,064,303.30 - Step 5: Solve for x
x = 35,795,425,064,303.30/9,658,612.20 - Step 6: Final answer
x = 3,706,062.98
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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.