Finding the Fourth Proportional to 15,863,969.68, 23,795,954.74 and 10,471,358.62
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Solution
The fourth proportional to 15,863,969.68, 23,795,954.74 and 10,471,358.62 is: 15,707,038.08
Step by Step Solution
- Step 1: Write the proportion equation
15,863,969.68 : 23,795,954.74 = 10,471,358.62 : x - Step 2: Convert to fraction form
15,863,969.68/23,795,954.74 = 10,471,358.62/x - Step 3: Cross multiply
15,863,969.68x = 23,795,954.74 × 10,471,358.62 - Step 4: Simplify right side
15,863,969.68x = 249,175,975,787,828.81 - Step 5: Solve for x
x = 249,175,975,787,828.81/15,863,969.68 - Step 6: Final answer
x = 15,707,038.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.