Finding the Fourth Proportional to 65,284,769.10, 97,930,840.05 and 19,848,045.90
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Solution
The fourth proportional to 65,284,769.10, 97,930,840.05 and 19,848,045.90 is: 29,773,189.60
Step by Step Solution
- Step 1: Write the proportion equation
65,284,769.10 : 97,930,840.05 = 19,848,045.90 : x - Step 2: Convert to fraction form
65,284,769.10/97,930,840.05 = 19,848,045.90/x - Step 3: Cross multiply
65,284,769.10x = 97,930,840.05 × 19,848,045.90 - Step 4: Simplify right side
65,284,769.10x = 1,943,735,808,337,958 - Step 5: Solve for x
x = 1,943,735,808,337,958/65,284,769.10 - Step 6: Final answer
x = 29,773,189.60
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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.