Finding the Fourth Proportional to 14,492,779.60, 21,739,169.40 and 4,395,902.80
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Solution
The fourth proportional to 14,492,779.60, 21,739,169.40 and 4,395,902.80 is: 6,593,854.20
Step by Step Solution
- Step 1: Write the proportion equation
14,492,779.60 : 21,739,169.40 = 4,395,902.80 : x - Step 2: Convert to fraction form
14,492,779.60/21,739,169.40 = 4,395,902.80/x - Step 3: Cross multiply
14,492,779.60x = 21,739,169.40 × 4,395,902.80 - Step 4: Simplify right side
14,492,779.60x = 95,563,275,635,134.31 - Step 5: Solve for x
x = 95,563,275,635,134.31/14,492,779.60 - Step 6: Final answer
x = 6,593,854.20
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1.5x scale
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.