Finding the Fourth Proportional to 16,606,502.95, 22,916,983.93 and 9,264,336.07
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Solution
The fourth proportional to 16,606,502.95, 22,916,983.93 and 9,264,336.07 is: 12,784,789.28
Step by Step Solution
- Step 1: Write the proportion equation
16,606,502.95 : 22,916,983.93 = 9,264,336.07 : x - Step 2: Convert to fraction form
16,606,502.95/22,916,983.93 = 9,264,336.07/x - Step 3: Cross multiply
16,606,502.95x = 22,916,983.93 × 9,264,336.07 - Step 4: Simplify right side
16,606,502.95x = 212,310,640,838,309.34 - Step 5: Solve for x
x = 212,310,640,838,309.34/16,606,502.95 - Step 6: Final answer
x = 12,784,789.28
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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.