Finding the Fourth Proportional to 46,300,369.12, 63,889,905.74 and 26,727,563.20
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Solution
The fourth proportional to 46,300,369.12, 63,889,905.74 and 26,727,563.20 is: 36,881,379.69
Step by Step Solution
- Step 1: Write the proportion equation
46,300,369.12 : 63,889,905.74 = 26,727,563.20 : x - Step 2: Convert to fraction form
46,300,369.12/63,889,905.74 = 26,727,563.20/x - Step 3: Cross multiply
46,300,369.12x = 63,889,905.74 × 26,727,563.20 - Step 4: Simplify right side
46,300,369.12x = 1,707,621,493,507,892.75 - Step 5: Solve for x
x = 1,707,621,493,507,892.75/46,300,369.12 - Step 6: Final answer
x = 36,881,379.69
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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.