Finding the Fourth Proportional to 66,307,678.48, 99,477,444.48 and 25,366,448.08
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Solution
The fourth proportional to 66,307,678.48, 99,477,444.48 and 25,366,448.08 is: 38,055,765.01
Step by Step Solution
- Step 1: Write the proportion equation
66,307,678.48 : 99,477,444.48 = 25,366,448.08 : x - Step 2: Convert to fraction form
66,307,678.48/99,477,444.48 = 25,366,448.08/x - Step 3: Cross multiply
66,307,678.48x = 99,477,444.48 × 25,366,448.08 - Step 4: Simplify right side
66,307,678.48x = 2,523,389,430,533,002.50 - Step 5: Solve for x
x = 2,523,389,430,533,002.50/66,307,678.48 - Step 6: Final answer
x = 38,055,765.01
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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.