Finding the Fourth Proportional to 49,929,281.05, 68,896,440.51 and 27,599,250.66
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Solution
The fourth proportional to 49,929,281.05, 68,896,440.51 and 27,599,250.66 is: 38,083,667.37
Step by Step Solution
- Step 1: Write the proportion equation
49,929,281.05 : 68,896,440.51 = 27,599,250.66 : x - Step 2: Convert to fraction form
49,929,281.05/68,896,440.51 = 27,599,250.66/x - Step 3: Cross multiply
49,929,281.05x = 68,896,440.51 × 27,599,250.66 - Step 4: Simplify right side
49,929,281.05x = 1,901,490,131,242,951.50 - Step 5: Solve for x
x = 1,901,490,131,242,951.50/49,929,281.05 - Step 6: Final answer
x = 38,083,667.37
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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.