Finding the Fourth Proportional to 11,426,704.68, 15,768,637.02 and 6,270,021.24
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Solution
The fourth proportional to 11,426,704.68, 15,768,637.02 and 6,270,021.24 is: 8,652,511.10
Step by Step Solution
- Step 1: Write the proportion equation
11,426,704.68 : 15,768,637.02 = 6,270,021.24 : x - Step 2: Convert to fraction form
11,426,704.68/15,768,637.02 = 6,270,021.24/x - Step 3: Cross multiply
11,426,704.68x = 15,768,637.02 × 6,270,021.24 - Step 4: Simplify right side
11,426,704.68x = 98,869,689,041,250.31 - Step 5: Solve for x
x = 98,869,689,041,250.31/11,426,704.68 - Step 6: Final answer
x = 8,652,511.10
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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.