Finding the Fourth Proportional to 10,266,962.63, 15,415,583.45 and 5,726,881.85
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Solution
The fourth proportional to 10,266,962.63, 15,415,583.45 and 5,726,881.85 is: 8,598,767.54
Step by Step Solution
- Step 1: Write the proportion equation
10,266,962.63 : 15,415,583.45 = 5,726,881.85 : x - Step 2: Convert to fraction form
10,266,962.63/15,415,583.45 = 5,726,881.85/x - Step 3: Cross multiply
10,266,962.63x = 15,415,583.45 × 5,726,881.85 - Step 4: Simplify right side
10,266,962.63x = 88,283,224,961,253.05 - Step 5: Solve for x
x = 88,283,224,961,253.05/10,266,962.63 - Step 6: Final answer
x = 8,598,767.54
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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.