Finding the Fourth Proportional to 35,616,679.20, 53,407,327.68 and 11,352,448.80
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Solution
The fourth proportional to 35,616,679.20, 53,407,327.68 and 11,352,448.80 is: 17,023,034.34
Step by Step Solution
- Step 1: Write the proportion equation
35,616,679.20 : 53,407,327.68 = 11,352,448.80 : x - Step 2: Convert to fraction form
35,616,679.20/53,407,327.68 = 11,352,448.80/x - Step 3: Cross multiply
35,616,679.20x = 53,407,327.68 × 11,352,448.80 - Step 4: Simplify right side
35,616,679.20x = 606,303,953,032,022.88 - Step 5: Solve for x
x = 606,303,953,032,022.88/35,616,679.20 - Step 6: Final answer
x = 17,023,034.34
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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.