Finding the Fourth Proportional to 28,913,391.99, 43,370,235.62 and 9,744,315.12
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Solution
The fourth proportional to 28,913,391.99, 43,370,235.62 and 9,744,315.12 is: 14,616,522.44
Step by Step Solution
- Step 1: Write the proportion equation
28,913,391.99 : 43,370,235.62 = 9,744,315.12 : x - Step 2: Convert to fraction form
28,913,391.99/43,370,235.62 = 9,744,315.12/x - Step 3: Cross multiply
28,913,391.99x = 43,370,235.62 × 9,744,315.12 - Step 4: Simplify right side
28,913,391.99x = 422,613,242,709,928.50 - Step 5: Solve for x
x = 422,613,242,709,928.50/28,913,391.99 - Step 6: Final answer
x = 14,616,522.44
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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.