Finding the Fourth Proportional to 6,854,437.14, 9,458,962.29 and 3,798,585.78
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Solution
The fourth proportional to 6,854,437.14, 9,458,962.29 and 3,798,585.78 is: 5,241,959.17
Step by Step Solution
- Step 1: Write the proportion equation
6,854,437.14 : 9,458,962.29 = 3,798,585.78 : x - Step 2: Convert to fraction form
6,854,437.14/9,458,962.29 = 3,798,585.78/x - Step 3: Cross multiply
6,854,437.14x = 9,458,962.29 × 3,798,585.78 - Step 4: Simplify right side
6,854,437.14x = 35,930,679,648,350.23 - Step 5: Solve for x
x = 35,930,679,648,350.23/6,854,437.14 - Step 6: Final answer
x = 5,241,959.17
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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.