Finding the Fourth Proportional to 11,438,794.74, 15,785,472.99 and 6,211,752.66
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Solution
The fourth proportional to 11,438,794.74, 15,785,472.99 and 6,211,752.66 is: 8,572,184.05
Step by Step Solution
- Step 1: Write the proportion equation
11,438,794.74 : 15,785,472.99 = 6,211,752.66 : x - Step 2: Convert to fraction form
11,438,794.74/15,785,472.99 = 6,211,752.66/x - Step 3: Cross multiply
11,438,794.74x = 15,785,472.99 × 6,211,752.66 - Step 4: Simplify right side
11,438,794.74x = 98,055,453,834,990.66 - Step 5: Solve for x
x = 98,055,453,834,990.66/11,438,794.74 - Step 6: Final answer
x = 8,572,184.05
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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.