Finding the Fourth Proportional to 29,272,302.41, 40,395,824.80 and 16,039,376.53
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Solution
The fourth proportional to 29,272,302.41, 40,395,824.80 and 16,039,376.53 is: 22,134,365.62
Step by Step Solution
- Step 1: Write the proportion equation
29,272,302.41 : 40,395,824.80 = 16,039,376.53 : x - Step 2: Convert to fraction form
29,272,302.41/40,395,824.80 = 16,039,376.53/x - Step 3: Cross multiply
29,272,302.41x = 40,395,824.80 × 16,039,376.53 - Step 4: Simplify right side
29,272,302.41x = 647,923,844,207,111.88 - Step 5: Solve for x
x = 647,923,844,207,111.88/29,272,302.41 - Step 6: Final answer
x = 22,134,365.62
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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.