Finding the Fourth Proportional to 57,477,650.22, 86,230,202.40 and 19,139,496.48
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Solution
The fourth proportional to 57,477,650.22, 86,230,202.40 and 19,139,496.48 is: 28,713,815.70
Step by Step Solution
- Step 1: Write the proportion equation
57,477,650.22 : 86,230,202.40 = 19,139,496.48 : x - Step 2: Convert to fraction form
57,477,650.22/86,230,202.40 = 19,139,496.48/x - Step 3: Cross multiply
57,477,650.22x = 86,230,202.40 × 19,139,496.48 - Step 4: Simplify right side
57,477,650.22x = 1,650,402,655,304,487.75 - Step 5: Solve for x
x = 1,650,402,655,304,487.75/57,477,650.22 - Step 6: Final answer
x = 28,713,815.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.