Finding the Fourth Proportional to 81,294,735.11, 121,922,577.70 and 37,533,447.70
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Solution
The fourth proportional to 81,294,735.11, 121,922,577.70 and 37,533,447.70 is: 56,291,156.95
Step by Step Solution
- Step 1: Write the proportion equation
81,294,735.11 : 121,922,577.70 = 37,533,447.70 : x - Step 2: Convert to fraction form
81,294,735.11/121,922,577.70 = 37,533,447.70/x - Step 3: Cross multiply
81,294,735.11x = 121,922,577.70 × 37,533,447.70 - Step 4: Simplify right side
81,294,735.11x = 4,576,174,693,153,496 - Step 5: Solve for x
x = 4,576,174,693,153,496/81,294,735.11 - Step 6: Final answer
x = 56,291,156.95
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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.