Finding the Fourth Proportional to 21,674,472.92, 32,488,951.08 and 7,292,548.16
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Solution
The fourth proportional to 21,674,472.92, 32,488,951.08 and 7,292,548.16 is: 10,931,165.03
Step by Step Solution
- Step 1: Write the proportion equation
21,674,472.92 : 32,488,951.08 = 7,292,548.16 : x - Step 2: Convert to fraction form
21,674,472.92/32,488,951.08 = 7,292,548.16/x - Step 3: Cross multiply
21,674,472.92x = 32,488,951.08 × 7,292,548.16 - Step 4: Simplify right side
21,674,472.92x = 236,927,240,418,784 - Step 5: Solve for x
x = 236,927,240,418,784/21,674,472.92 - Step 6: Final answer
x = 10,931,165.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.