Finding the Fourth Proportional to 26,431,145.34, 36,474,430.97 and 14,669,723.75
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Solution
The fourth proportional to 26,431,145.34, 36,474,430.97 and 14,669,723.75 is: 20,243,913.73
Step by Step Solution
- Step 1: Write the proportion equation
26,431,145.34 : 36,474,430.97 = 14,669,723.75 : x - Step 2: Convert to fraction form
26,431,145.34/36,474,430.97 = 14,669,723.75/x - Step 3: Cross multiply
26,431,145.34x = 36,474,430.97 × 14,669,723.75 - Step 4: Simplify right side
26,431,145.34x = 535,069,826,012,623.81 - Step 5: Solve for x
x = 535,069,826,012,623.81/26,431,145.34 - Step 6: Final answer
x = 20,243,913.73
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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.