Finding the Fourth Proportional to 15,117,858.38, 22,663,359.30 and 5,893,704.74
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Solution
The fourth proportional to 15,117,858.38, 22,663,359.30 and 5,893,704.74 is: 8,835,322.09
Step by Step Solution
- Step 1: Write the proportion equation
15,117,858.38 : 22,663,359.30 = 5,893,704.74 : x - Step 2: Convert to fraction form
15,117,858.38/22,663,359.30 = 5,893,704.74/x - Step 3: Cross multiply
15,117,858.38x = 22,663,359.30 × 5,893,704.74 - Step 4: Simplify right side
15,117,858.38x = 133,571,148,130,733.09 - Step 5: Solve for x
x = 133,571,148,130,733.09/15,117,858.38 - Step 6: Final answer
x = 8,835,322.09
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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.