Finding the Fourth Proportional to 69,767,046.63, 96,277,584.56 and 38,827,207.71
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Solution
The fourth proportional to 69,767,046.63, 96,277,584.56 and 38,827,207.71 is: 53,581,023.62
Step by Step Solution
- Step 1: Write the proportion equation
69,767,046.63 : 96,277,584.56 = 38,827,207.71 : x - Step 2: Convert to fraction form
69,767,046.63/96,277,584.56 = 38,827,207.71/x - Step 3: Cross multiply
69,767,046.63x = 96,277,584.56 × 38,827,207.71 - Step 4: Simplify right side
69,767,046.63x = 3,738,189,773,334,073.50 - Step 5: Solve for x
x = 3,738,189,773,334,073.50/69,767,046.63 - Step 6: Final answer
x = 53,581,023.62
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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.