Finding the Fourth Proportional to 6,351,875.84, 8,765,980.80 and 3,635,559.68
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Solution
The fourth proportional to 6,351,875.84, 8,765,980.80 and 3,635,559.68 is: 5,017,296.80
Step by Step Solution
- Step 1: Write the proportion equation
6,351,875.84 : 8,765,980.80 = 3,635,559.68 : x - Step 2: Convert to fraction form
6,351,875.84/8,765,980.80 = 3,635,559.68/x - Step 3: Cross multiply
6,351,875.84x = 8,765,980.80 × 3,635,559.68 - Step 4: Simplify right side
6,351,875.84x = 31,869,246,352,134.15 - Step 5: Solve for x
x = 31,869,246,352,134.15/6,351,875.84 - Step 6: Final answer
x = 5,017,296.80
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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.