Finding the Fourth Proportional to 9,953,331.20, 14,929,996.80 and 3,226,572.80
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Solution
The fourth proportional to 9,953,331.20, 14,929,996.80 and 3,226,572.80 is: 4,839,859.20
Step by Step Solution
- Step 1: Write the proportion equation
9,953,331.20 : 14,929,996.80 = 3,226,572.80 : x - Step 2: Convert to fraction form
9,953,331.20/14,929,996.80 = 3,226,572.80/x - Step 3: Cross multiply
9,953,331.20x = 14,929,996.80 × 3,226,572.80 - Step 4: Simplify right side
9,953,331.20x = 48,172,721,578,967.04 - Step 5: Solve for x
x = 48,172,721,578,967.04/9,953,331.20 - Step 6: Final answer
x = 4,839,859.20
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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.