Finding the Fourth Proportional to 43,077,172, 64,616,320.68 and 14,323,307.62
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Solution
The fourth proportional to 43,077,172, 64,616,320.68 and 14,323,307.62 is: 21,485,148.52
Step by Step Solution
- Step 1: Write the proportion equation
43,077,172 : 64,616,320.68 = 14,323,307.62 : x - Step 2: Convert to fraction form
43,077,172/64,616,320.68 = 14,323,307.62/x - Step 3: Cross multiply
43,077,172x = 64,616,320.68 × 14,323,307.62 - Step 4: Simplify right side
43,077,172x = 925,519,438,372,207.50 - Step 5: Solve for x
x = 925,519,438,372,207.50/43,077,172 - Step 6: Final answer
x = 21,485,148.52
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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.