Finding the Fourth Proportional to 26,731,839.14, 36,889,973.62 and 14,508,697.70
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Solution
The fourth proportional to 26,731,839.14, 36,889,973.62 and 14,508,697.70 is: 20,022,022.15
Step by Step Solution
- Step 1: Write the proportion equation
26,731,839.14 : 36,889,973.62 = 14,508,697.70 : x - Step 2: Convert to fraction form
26,731,839.14/36,889,973.62 = 14,508,697.70/x - Step 3: Cross multiply
26,731,839.14x = 36,889,973.62 × 14,508,697.70 - Step 4: Simplify right side
26,731,839.14x = 535,225,475,413,554.62 - Step 5: Solve for x
x = 535,225,475,413,554.62/26,731,839.14 - Step 6: Final answer
x = 20,022,022.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.