Finding the Fourth Proportional to 14,165,731.90, 21,248,597.85 and 4,582,079.20
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Solution
The fourth proportional to 14,165,731.90, 21,248,597.85 and 4,582,079.20 is: 6,873,118.80
Step by Step Solution
- Step 1: Write the proportion equation
14,165,731.90 : 21,248,597.85 = 4,582,079.20 : x - Step 2: Convert to fraction form
14,165,731.90/21,248,597.85 = 4,582,079.20/x - Step 3: Cross multiply
14,165,731.90x = 21,248,597.85 × 4,582,079.20 - Step 4: Simplify right side
14,165,731.90x = 97,362,758,237,649.73 - Step 5: Solve for x
x = 97,362,758,237,649.73/14,165,731.90 - Step 6: Final answer
x = 6,873,118.80
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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.