Finding the Fourth Proportional to 43,654,412.20, 65,481,618.30 and 14,901,485.80
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Solution
The fourth proportional to 43,654,412.20, 65,481,618.30 and 14,901,485.80 is: 22,352,228.70
Step by Step Solution
- Step 1: Write the proportion equation
43,654,412.20 : 65,481,618.30 = 14,901,485.80 : x - Step 2: Convert to fraction form
43,654,412.20/65,481,618.30 = 14,901,485.80/x - Step 3: Cross multiply
43,654,412.20x = 65,481,618.30 × 14,901,485.80 - Step 4: Simplify right side
43,654,412.20x = 975,773,405,258,470.12 - Step 5: Solve for x
x = 975,773,405,258,470.12/43,654,412.20 - Step 6: Final answer
x = 22,352,228.70
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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.