Finding the Fourth Proportional to 15,484,470.24, 21,368,915.76 and 8,514,706
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Solution
The fourth proportional to 15,484,470.24, 21,368,915.76 and 8,514,706 is: 11,750,485.00
Step by Step Solution
- Step 1: Write the proportion equation
15,484,470.24 : 21,368,915.76 = 8,514,706 : x - Step 2: Convert to fraction form
15,484,470.24/21,368,915.76 = 8,514,706/x - Step 3: Cross multiply
15,484,470.24x = 21,368,915.76 × 8,514,706 - Step 4: Simplify right side
15,484,470.24x = 181,950,035,235,166.56 - Step 5: Solve for x
x = 181,950,035,235,166.56/15,484,470.24 - Step 6: Final answer
x = 11,750,485.00
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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.