Finding the Fourth Proportional to 25,426,335.26, 38,135,416.84 and 6,977,969.90
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Solution
The fourth proportional to 25,426,335.26, 38,135,416.84 and 6,977,969.90 is: 10,465,833.48
Step by Step Solution
- Step 1: Write the proportion equation
25,426,335.26 : 38,135,416.84 = 6,977,969.90 : x - Step 2: Convert to fraction form
25,426,335.26/38,135,416.84 = 6,977,969.90/x - Step 3: Cross multiply
25,426,335.26x = 38,135,416.84 × 6,977,969.90 - Step 4: Simplify right side
25,426,335.26x = 266,107,790,833,473.16 - Step 5: Solve for x
x = 266,107,790,833,473.16/25,426,335.26 - Step 6: Final answer
x = 10,465,833.48
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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.