Finding the Fourth Proportional to 91,029,971.68, 136,545,095.76 and 37,177,283.68
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Solution
The fourth proportional to 91,029,971.68, 136,545,095.76 and 37,177,283.68 is: 55,765,981.98
Step by Step Solution
- Step 1: Write the proportion equation
91,029,971.68 : 136,545,095.76 = 37,177,283.68 : x - Step 2: Convert to fraction form
91,029,971.68/136,545,095.76 = 37,177,283.68/x - Step 3: Cross multiply
91,029,971.68x = 136,545,095.76 × 37,177,283.68 - Step 4: Simplify right side
91,029,971.68x = 5,076,375,760,182,285 - Step 5: Solve for x
x = 5,076,375,760,182,285/91,029,971.68 - Step 6: Final answer
x = 55,765,981.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.