Finding the Fourth Proportional to 10,547,469.36, 15,821,813.07 and 4,070,578.31
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Solution
The fourth proportional to 10,547,469.36, 15,821,813.07 and 4,070,578.31 is: 6,106,102.51
Step by Step Solution
- Step 1: Write the proportion equation
10,547,469.36 : 15,821,813.07 = 4,070,578.31 : x - Step 2: Convert to fraction form
10,547,469.36/15,821,813.07 = 4,070,578.31/x - Step 3: Cross multiply
10,547,469.36x = 15,821,813.07 × 4,070,578.31 - Step 4: Simplify right side
10,547,469.36x = 64,403,929,107,616.52 - Step 5: Solve for x
x = 64,403,929,107,616.52/10,547,469.36 - Step 6: Final answer
x = 6,106,102.51
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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.