Finding the Fourth Proportional to 38,695,412.16, 58,041,205.20 and 14,432,448.96
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Solution
The fourth proportional to 38,695,412.16, 58,041,205.20 and 14,432,448.96 is: 21,647,959.92
Step by Step Solution
- Step 1: Write the proportion equation
38,695,412.16 : 58,041,205.20 = 14,432,448.96 : x - Step 2: Convert to fraction form
38,695,412.16/58,041,205.20 = 14,432,448.96/x - Step 3: Cross multiply
38,695,412.16x = 58,041,205.20 × 14,432,448.96 - Step 4: Simplify right side
38,695,412.16x = 837,676,731,625,886.62 - Step 5: Solve for x
x = 837,676,731,625,886.62/38,695,412.16 - Step 6: Final answer
x = 21,647,959.92
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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.