Finding the Fourth Proportional to 61,885,955.56, 92,845,729.50 and 18,753,416.68
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Solution
The fourth proportional to 61,885,955.56, 92,845,729.50 and 18,753,416.68 is: 28,135,214.79
Step by Step Solution
- Step 1: Write the proportion equation
61,885,955.56 : 92,845,729.50 = 18,753,416.68 : x - Step 2: Convert to fraction form
61,885,955.56/92,845,729.50 = 18,753,416.68/x - Step 3: Cross multiply
61,885,955.56x = 92,845,729.50 × 18,753,416.68 - Step 4: Simplify right side
61,885,955.56x = 1,741,174,652,272,068 - Step 5: Solve for x
x = 1,741,174,652,272,068/61,885,955.56 - Step 6: Final answer
x = 28,135,214.79
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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.