Finding the Fourth Proportional to 9,545,376.75, 13,172,622.08 and 5,253,024.75
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Solution
The fourth proportional to 9,545,376.75, 13,172,622.08 and 5,253,024.75 is: 7,249,175.35
Step by Step Solution
- Step 1: Write the proportion equation
9,545,376.75 : 13,172,622.08 = 5,253,024.75 : x - Step 2: Convert to fraction form
9,545,376.75/13,172,622.08 = 5,253,024.75/x - Step 3: Cross multiply
9,545,376.75x = 13,172,622.08 × 5,253,024.75 - Step 4: Simplify right side
9,545,376.75x = 69,196,109,808,636.48 - Step 5: Solve for x
x = 69,196,109,808,636.48/9,545,376.75 - Step 6: Final answer
x = 7,249,175.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.