Finding the Fourth Proportional to 49,177,830.70, 67,865,089.17 and 27,152,702.74
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Solution
The fourth proportional to 49,177,830.70, 67,865,089.17 and 27,152,702.74 is: 37,470,554.65
Step by Step Solution
- Step 1: Write the proportion equation
49,177,830.70 : 67,865,089.17 = 27,152,702.74 : x - Step 2: Convert to fraction form
49,177,830.70/67,865,089.17 = 27,152,702.74/x - Step 3: Cross multiply
49,177,830.70x = 67,865,089.17 × 27,152,702.74 - Step 4: Simplify right side
49,177,830.70x = 1,842,720,592,656,603.25 - Step 5: Solve for x
x = 1,842,720,592,656,603.25/49,177,830.70 - Step 6: Final answer
x = 37,470,554.65
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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.