Finding the Fourth Proportional to 94,485,789.36, 141,677,397.12 and 42,609,695.04
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Solution
The fourth proportional to 94,485,789.36, 141,677,397.12 and 42,609,695.04 is: 63,891,414.00
Step by Step Solution
- Step 1: Write the proportion equation
94,485,789.36 : 141,677,397.12 = 42,609,695.04 : x - Step 2: Convert to fraction form
94,485,789.36/141,677,397.12 = 42,609,695.04/x - Step 3: Cross multiply
94,485,789.36x = 141,677,397.12 × 42,609,695.04 - Step 4: Simplify right side
94,485,789.36x = 6,036,830,685,344,174 - Step 5: Solve for x
x = 6,036,830,685,344,174/94,485,789.36 - Step 6: Final answer
x = 63,891,414.00
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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.