Finding the Fourth Proportional to 22,203,854.10, 33,288,901.14 and 15,362,240.13
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Solution
The fourth proportional to 22,203,854.10, 33,288,901.14 and 15,362,240.13 is: 23,031,681.38
Step by Step Solution
- Step 1: Write the proportion equation
22,203,854.10 : 33,288,901.14 = 15,362,240.13 : x - Step 2: Convert to fraction form
22,203,854.10/33,288,901.14 = 15,362,240.13/x - Step 3: Cross multiply
22,203,854.10x = 33,288,901.14 × 15,362,240.13 - Step 4: Simplify right side
22,203,854.10x = 511,392,092,976,510.81 - Step 5: Solve for x
x = 511,392,092,976,510.81/22,203,854.10 - Step 6: Final answer
x = 23,031,681.38
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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.