Finding the Fourth Proportional to 14,909,774.70, 22,364,662.05 and 14,657,832.30
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Solution
The fourth proportional to 14,909,774.70, 22,364,662.05 and 14,657,832.30 is: 21,986,748.45
Step by Step Solution
- Step 1: Write the proportion equation
14,909,774.70 : 22,364,662.05 = 14,657,832.30 : x - Step 2: Convert to fraction form
14,909,774.70/22,364,662.05 = 14,657,832.30/x - Step 3: Cross multiply
14,909,774.70x = 22,364,662.05 × 14,657,832.30 - Step 4: Simplify right side
14,909,774.70x = 327,817,465,775,074.25 - Step 5: Solve for x
x = 327,817,465,775,074.25/14,909,774.70 - Step 6: Final answer
x = 21,986,748.45
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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.