Finding the Fourth Proportional to 14,134,617.70, 21,201,926.55 and 14,134,617.70
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Solution
The fourth proportional to 14,134,617.70, 21,201,926.55 and 14,134,617.70 is: 21,201,926.55
Step by Step Solution
- Step 1: Write the proportion equation
14,134,617.70 : 21,201,926.55 = 14,134,617.70 : x - Step 2: Convert to fraction form
14,134,617.70/21,201,926.55 = 14,134,617.70/x - Step 3: Cross multiply
14,134,617.70x = 21,201,926.55 × 14,134,617.70 - Step 4: Simplify right side
14,134,617.70x = 299,681,126,287,729.94 - Step 5: Solve for x
x = 299,681,126,287,729.94/14,134,617.70 - Step 6: Final answer
x = 21,201,926.55
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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.