Finding the Fourth Proportional to 12,753,634.26, 19,130,465.24 and 3,169,012.80
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Solution
The fourth proportional to 12,753,634.26, 19,130,465.24 and 3,169,012.80 is: 4,753,522.64
Step by Step Solution
- Step 1: Write the proportion equation
12,753,634.26 : 19,130,465.24 = 3,169,012.80 : x - Step 2: Convert to fraction form
12,753,634.26/19,130,465.24 = 3,169,012.80/x - Step 3: Cross multiply
12,753,634.26x = 19,130,465.24 × 3,169,012.80 - Step 4: Simplify right side
12,753,634.26x = 60,624,689,215,515.06 - Step 5: Solve for x
x = 60,624,689,215,515.06/12,753,634.26 - Step 6: Final answer
x = 4,753,522.64
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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.