Finding the Fourth Proportional to 61,203,113.36, 91,816,784.76 and 17,484,249.20
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Solution
The fourth proportional to 61,203,113.36, 91,816,784.76 and 17,484,249.20 is: 26,229,834.68
Step by Step Solution
- Step 1: Write the proportion equation
61,203,113.36 : 91,816,784.76 = 17,484,249.20 : x - Step 2: Convert to fraction form
61,203,113.36/91,816,784.76 = 17,484,249.20/x - Step 3: Cross multiply
61,203,113.36x = 91,816,784.76 × 17,484,249.20 - Step 4: Simplify right side
61,203,113.36x = 1,605,347,545,486,602.25 - Step 5: Solve for x
x = 1,605,347,545,486,602.25/61,203,113.36 - Step 6: Final answer
x = 26,229,834.68
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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.