Finding the Fourth Proportional to 10,679,130.42, 16,013,906.06 and 6,363,214.44
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Solution
The fourth proportional to 10,679,130.42, 16,013,906.06 and 6,363,214.44 is: 9,541,967.77
Step by Step Solution
- Step 1: Write the proportion equation
10,679,130.42 : 16,013,906.06 = 6,363,214.44 : x - Step 2: Convert to fraction form
10,679,130.42/16,013,906.06 = 6,363,214.44/x - Step 3: Cross multiply
10,679,130.42x = 16,013,906.06 × 6,363,214.44 - Step 4: Simplify right side
10,679,130.42x = 101,899,918,249,979.44 - Step 5: Solve for x
x = 101,899,918,249,979.44/10,679,130.42 - Step 6: Final answer
x = 9,541,967.77
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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.