Finding the Fourth Proportional to 9,430,603.71, 14,117,709.21 and 5,775,825.08
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Solution
The fourth proportional to 9,430,603.71, 14,117,709.21 and 5,775,825.08 is: 8,646,468.61
Step by Step Solution
- Step 1: Write the proportion equation
9,430,603.71 : 14,117,709.21 = 5,775,825.08 : x - Step 2: Convert to fraction form
9,430,603.71/14,117,709.21 = 5,775,825.08/x - Step 3: Cross multiply
9,430,603.71x = 14,117,709.21 × 5,775,825.08 - Step 4: Simplify right side
9,430,603.71x = 81,541,418,940,899.91 - Step 5: Solve for x
x = 81,541,418,940,899.91/9,430,603.71 - Step 6: Final answer
x = 8,646,468.61
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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.