Finding the Fourth Proportional to 10,710,029.41, 14,779,858.09 and 5,815,260.97
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Solution
The fourth proportional to 10,710,029.41, 14,779,858.09 and 5,815,260.97 is: 8,025,069.64
Step by Step Solution
- Step 1: Write the proportion equation
10,710,029.41 : 14,779,858.09 = 5,815,260.97 : x - Step 2: Convert to fraction form
10,710,029.41/14,779,858.09 = 5,815,260.97/x - Step 3: Cross multiply
10,710,029.41x = 14,779,858.09 × 5,815,260.97 - Step 4: Simplify right side
10,710,029.41x = 85,948,731,841,427.95 - Step 5: Solve for x
x = 85,948,731,841,427.95/10,710,029.41 - Step 6: Final answer
x = 8,025,069.64
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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.