Finding the Fourth Proportional to 19,862,338.28, 29,777,427.47 and 6,208,454.42
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Solution
The fourth proportional to 19,862,338.28, 29,777,427.47 and 6,208,454.42 is: 9,307,655.44
Step by Step Solution
- Step 1: Write the proportion equation
19,862,338.28 : 29,777,427.47 = 6,208,454.42 : x - Step 2: Convert to fraction form
19,862,338.28/29,777,427.47 = 6,208,454.42/x - Step 3: Cross multiply
19,862,338.28x = 29,777,427.47 × 6,208,454.42 - Step 4: Simplify right side
19,862,338.28x = 184,871,801,058,984.91 - Step 5: Solve for x
x = 184,871,801,058,984.91/19,862,338.28 - Step 6: Final answer
x = 9,307,655.44
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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.