Finding the Fourth Proportional to 19,565,623.20, 29,348,434.80 and 6,102,429.60
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Solution
The fourth proportional to 19,565,623.20, 29,348,434.80 and 6,102,429.60 is: 9,153,644.40
Step by Step Solution
- Step 1: Write the proportion equation
19,565,623.20 : 29,348,434.80 = 6,102,429.60 : x - Step 2: Convert to fraction form
19,565,623.20/29,348,434.80 = 6,102,429.60/x - Step 3: Cross multiply
19,565,623.20x = 29,348,434.80 × 6,102,429.60 - Step 4: Simplify right side
19,565,623.20x = 179,096,757,237,190.06 - Step 5: Solve for x
x = 179,096,757,237,190.06/19,565,623.20 - Step 6: Final answer
x = 9,153,644.40
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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.