Finding the Fourth Proportional to 26,106,616.56, 35,981,527.40 and 19,122,456.12
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Solution
The fourth proportional to 26,106,616.56, 35,981,527.40 and 19,122,456.12 is: 26,355,586.04
Step by Step Solution
- Step 1: Write the proportion equation
26,106,616.56 : 35,981,527.40 = 19,122,456.12 : x - Step 2: Convert to fraction form
26,106,616.56/35,981,527.40 = 19,122,456.12/x - Step 3: Cross multiply
26,106,616.56x = 35,981,527.40 × 19,122,456.12 - Step 4: Simplify right side
26,106,616.56x = 688,055,178,837,077.75 - Step 5: Solve for x
x = 688,055,178,837,077.75/26,106,616.56 - Step 6: Final answer
x = 26,355,586.04
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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.