Finding the Fourth Proportional to 21,535,722.24, 32,291,471.04 and 7,151,092.08
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Solution
The fourth proportional to 21,535,722.24, 32,291,471.04 and 7,151,092.08 is: 10,722,616.14
Step by Step Solution
- Step 1: Write the proportion equation
21,535,722.24 : 32,291,471.04 = 7,151,092.08 : x - Step 2: Convert to fraction form
21,535,722.24/32,291,471.04 = 7,151,092.08/x - Step 3: Cross multiply
21,535,722.24x = 32,291,471.04 × 7,151,092.08 - Step 4: Simplify right side
21,535,722.24x = 230,919,282,805,693.34 - Step 5: Solve for x
x = 230,919,282,805,693.34/21,535,722.24 - Step 6: Final answer
x = 10,722,616.14
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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.