Finding the Fourth Proportional to 19,854,433.20, 29,783,365.42 and 5,477,501
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Solution
The fourth proportional to 19,854,433.20, 29,783,365.42 and 5,477,501 is: 8,216,724.81
Step by Step Solution
- Step 1: Write the proportion equation
19,854,433.20 : 29,783,365.42 = 5,477,501 : x - Step 2: Convert to fraction form
19,854,433.20/29,783,365.42 = 5,477,501/x - Step 3: Cross multiply
19,854,433.20x = 29,783,365.42 × 5,477,501 - Step 4: Simplify right side
19,854,433.20x = 163,138,413,871,415.44 - Step 5: Solve for x
x = 163,138,413,871,415.44/19,854,433.20 - Step 6: Final answer
x = 8,216,724.81
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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.