Finding the Fourth Proportional to 49,920,567.60, 68,889,061.67 and 27,894,248.00
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Solution
The fourth proportional to 49,920,567.60, 68,889,061.67 and 27,894,248.00 is: 38,493,323.75
Step by Step Solution
- Step 1: Write the proportion equation
49,920,567.60 : 68,889,061.67 = 27,894,248.00 : x - Step 2: Convert to fraction form
49,920,567.60/68,889,061.67 = 27,894,248.00/x - Step 3: Cross multiply
49,920,567.60x = 68,889,061.67 × 27,894,248.00 - Step 4: Simplify right side
49,920,567.60x = 1,921,608,570,226,357.75 - Step 5: Solve for x
x = 1,921,608,570,226,357.75/49,920,567.60 - Step 6: Final answer
x = 38,493,323.75
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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.