Finding the Fourth Proportional to 21,739,626.92, 32,609,579.34 and 6,386,853.80
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Solution
The fourth proportional to 21,739,626.92, 32,609,579.34 and 6,386,853.80 is: 9,580,321.52
Step by Step Solution
- Step 1: Write the proportion equation
21,739,626.92 : 32,609,579.34 = 6,386,853.80 : x - Step 2: Convert to fraction form
21,739,626.92/32,609,579.34 = 6,386,853.80/x - Step 3: Cross multiply
21,739,626.92x = 32,609,579.34 × 6,386,853.80 - Step 4: Simplify right side
21,739,626.92x = 208,272,615,724,080.50 - Step 5: Solve for x
x = 208,272,615,724,080.50/21,739,626.92 - Step 6: Final answer
x = 9,580,321.52
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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.