Finding the Fourth Proportional to 84,218,447.04, 126,339,720.12 and 25,931,056.02
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Solution
The fourth proportional to 84,218,447.04, 126,339,720.12 and 25,931,056.02 is: 38,900,294.12
Step by Step Solution
- Step 1: Write the proportion equation
84,218,447.04 : 126,339,720.12 = 25,931,056.02 : x - Step 2: Convert to fraction form
84,218,447.04/126,339,720.12 = 25,931,056.02/x - Step 3: Cross multiply
84,218,447.04x = 126,339,720.12 × 25,931,056.02 - Step 4: Simplify right side
84,218,447.04x = 3,276,122,359,982,841 - Step 5: Solve for x
x = 3,276,122,359,982,841/84,218,447.04 - Step 6: Final answer
x = 38,900,294.12
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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.