Finding the Fourth Proportional to 20,713,466.13, 31,069,071.99 and 6,336,533.94
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Solution
The fourth proportional to 20,713,466.13, 31,069,071.99 and 6,336,533.94 is: 9,504,456.08
Step by Step Solution
- Step 1: Write the proportion equation
20,713,466.13 : 31,069,071.99 = 6,336,533.94 : x - Step 2: Convert to fraction form
20,713,466.13/31,069,071.99 = 6,336,533.94/x - Step 3: Cross multiply
20,713,466.13x = 31,069,071.99 × 6,336,533.94 - Step 4: Simplify right side
20,713,466.13x = 196,870,229,148,938.34 - Step 5: Solve for x
x = 196,870,229,148,938.34/20,713,466.13 - Step 6: Final answer
x = 9,504,456.08
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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.