Finding the Fourth Proportional to 21,767,551.36, 32,656,050.97 and 6,621,089.20
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Solution
The fourth proportional to 21,767,551.36, 32,656,050.97 and 6,621,089.20 is: 9,933,070.69
Step by Step Solution
- Step 1: Write the proportion equation
21,767,551.36 : 32,656,050.97 = 6,621,089.20 : x - Step 2: Convert to fraction form
21,767,551.36/32,656,050.97 = 6,621,089.20/x - Step 3: Cross multiply
21,767,551.36x = 32,656,050.97 × 6,621,089.20 - Step 4: Simplify right side
21,767,551.36x = 216,218,626,477,613.97 - Step 5: Solve for x
x = 216,218,626,477,613.97/21,767,551.36 - Step 6: Final answer
x = 9,933,070.69
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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.