Finding the Fourth Proportional to 16,292,315.70, 24,431,256.45 and 5,506,687.80
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Solution
The fourth proportional to 16,292,315.70, 24,431,256.45 and 5,506,687.80 is: 8,257,592.37
Step by Step Solution
- Step 1: Write the proportion equation
16,292,315.70 : 24,431,256.45 = 5,506,687.80 : x - Step 2: Convert to fraction form
16,292,315.70/24,431,256.45 = 5,506,687.80/x - Step 3: Cross multiply
16,292,315.70x = 24,431,256.45 × 5,506,687.80 - Step 4: Simplify right side
16,292,315.70x = 134,535,301,831,886.30 - Step 5: Solve for x
x = 134,535,301,831,886.30/16,292,315.70 - Step 6: Final answer
x = 8,257,592.37
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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.