Finding the Fourth Proportional to 57,984,698.70, 86,976,702.45 and 14,853,818.70
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Solution
The fourth proportional to 57,984,698.70, 86,976,702.45 and 14,853,818.70 is: 22,280,639.52
Step by Step Solution
- Step 1: Write the proportion equation
57,984,698.70 : 86,976,702.45 = 14,853,818.70 : x - Step 2: Convert to fraction form
57,984,698.70/86,976,702.45 = 14,853,818.70/x - Step 3: Cross multiply
57,984,698.70x = 86,976,702.45 × 14,853,818.70 - Step 4: Simplify right side
57,984,698.70x = 1,291,936,169,316,145.75 - Step 5: Solve for x
x = 1,291,936,169,316,145.75/57,984,698.70 - Step 6: Final answer
x = 22,280,639.52
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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.