Finding the Fourth Proportional to 62,656,743.08, 86,461,976.84 and 34,777,260.06
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Solution
The fourth proportional to 62,656,743.08, 86,461,976.84 and 34,777,260.06 is: 47,990,216.31
Step by Step Solution
- Step 1: Write the proportion equation
62,656,743.08 : 86,461,976.84 = 34,777,260.06 : x - Step 2: Convert to fraction form
62,656,743.08/86,461,976.84 = 34,777,260.06/x - Step 3: Cross multiply
62,656,743.08x = 86,461,976.84 × 34,777,260.06 - Step 4: Simplify right side
62,656,743.08x = 3,006,910,653,866,377.50 - Step 5: Solve for x
x = 3,006,910,653,866,377.50/62,656,743.08 - Step 6: Final answer
x = 47,990,216.31
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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.