Finding the Fourth Proportional to 26,065,759.92, 39,104,956.74 and 7,868,866.56
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Solution
The fourth proportional to 26,065,759.92, 39,104,956.74 and 7,868,866.56 is: 11,805,206.81
Step by Step Solution
- Step 1: Write the proportion equation
26,065,759.92 : 39,104,956.74 = 7,868,866.56 : x - Step 2: Convert to fraction form
26,065,759.92/39,104,956.74 = 7,868,866.56/x - Step 3: Cross multiply
26,065,759.92x = 39,104,956.74 × 7,868,866.56 - Step 4: Simplify right side
26,065,759.92x = 307,711,686,421,632.62 - Step 5: Solve for x
x = 307,711,686,421,632.62/26,065,759.92 - Step 6: Final answer
x = 11,805,206.81
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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.