Finding the Fourth Proportional to 15,117,871.41, 22,663,378.80 and 5,893,717.77
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Solution
The fourth proportional to 15,117,871.41, 22,663,378.80 and 5,893,717.77 is: 8,835,341.61
Step by Step Solution
- Step 1: Write the proportion equation
15,117,871.41 : 22,663,378.80 = 5,893,717.77 : x - Step 2: Convert to fraction form
15,117,871.41/22,663,378.80 = 5,893,717.77/x - Step 3: Cross multiply
15,117,871.41x = 22,663,378.80 × 5,893,717.77 - Step 4: Simplify right side
15,117,871.41x = 133,571,558,361,801.27 - Step 5: Solve for x
x = 133,571,558,361,801.27/15,117,871.41 - Step 6: Final answer
x = 8,835,341.61
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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.