Finding the Fourth Proportional to 14,971,973.80, 22,415,970.30 and 14,552,069.80
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Solution
The fourth proportional to 14,971,973.80, 22,415,970.30 and 14,552,069.80 is: 21,787,291.96
Step by Step Solution
- Step 1: Write the proportion equation
14,971,973.80 : 22,415,970.30 = 14,552,069.80 : x - Step 2: Convert to fraction form
14,971,973.80/22,415,970.30 = 14,552,069.80/x - Step 3: Cross multiply
14,971,973.80x = 22,415,970.30 × 14,552,069.80 - Step 4: Simplify right side
14,971,973.80x = 326,198,764,440,326.94 - Step 5: Solve for x
x = 326,198,764,440,326.94/14,971,973.80 - Step 6: Final answer
x = 21,787,291.96
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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.