Finding the Fourth Proportional to 11,264,518.73, 15,545,341.46 and 6,370,472.71
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Solution
The fourth proportional to 11,264,518.73, 15,545,341.46 and 6,370,472.71 is: 8,791,425.18
Step by Step Solution
- Step 1: Write the proportion equation
11,264,518.73 : 15,545,341.46 = 6,370,472.71 : x - Step 2: Convert to fraction form
11,264,518.73/15,545,341.46 = 6,370,472.71/x - Step 3: Cross multiply
11,264,518.73x = 15,545,341.46 × 6,370,472.71 - Step 4: Simplify right side
11,264,518.73x = 99,031,173,573,919.41 - Step 5: Solve for x
x = 99,031,173,573,919.41/11,264,518.73 - Step 6: Final answer
x = 8,791,425.18
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1.5x scale
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.