Finding the Fourth Proportional to 61,222,498.36, 84,487,048.74 and 33,720,426.62
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Solution
The fourth proportional to 61,222,498.36, 84,487,048.74 and 33,720,426.62 is: 46,534,189.29
Step by Step Solution
- Step 1: Write the proportion equation
61,222,498.36 : 84,487,048.74 = 33,720,426.62 : x - Step 2: Convert to fraction form
61,222,498.36/84,487,048.74 = 33,720,426.62/x - Step 3: Cross multiply
61,222,498.36x = 84,487,048.74 × 33,720,426.62 - Step 4: Simplify right side
61,222,498.36x = 2,848,939,327,377,533 - Step 5: Solve for x
x = 2,848,939,327,377,533/61,222,498.36 - Step 6: Final answer
x = 46,534,189.29
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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.