Finding the Fourth Proportional to 10,135,317.84, 15,205,568.21 and 2,946,851.71
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Solution
The fourth proportional to 10,135,317.84, 15,205,568.21 and 2,946,851.71 is: 4,421,031.03
Step by Step Solution
- Step 1: Write the proportion equation
10,135,317.84 : 15,205,568.21 = 2,946,851.71 : x - Step 2: Convert to fraction form
10,135,317.84/15,205,568.21 = 2,946,851.71/x - Step 3: Cross multiply
10,135,317.84x = 15,205,568.21 × 2,946,851.71 - Step 4: Simplify right side
10,135,317.84x = 44,808,554,681,160.14 - Step 5: Solve for x
x = 44,808,554,681,160.14/10,135,317.84 - Step 6: Final answer
x = 4,421,031.03
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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.