Finding the Fourth Proportional to 7,609,768.69, 10,501,494.80 and 4,125,096.68
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Solution
The fourth proportional to 7,609,768.69, 10,501,494.80 and 4,125,096.68 is: 5,692,641.02
Step by Step Solution
- Step 1: Write the proportion equation
7,609,768.69 : 10,501,494.80 = 4,125,096.68 : x - Step 2: Convert to fraction form
7,609,768.69/10,501,494.80 = 4,125,096.68/x - Step 3: Cross multiply
7,609,768.69x = 10,501,494.80 × 4,125,096.68 - Step 4: Simplify right side
7,609,768.69x = 43,319,681,371,083.74 - Step 5: Solve for x
x = 43,319,681,371,083.74/7,609,768.69 - Step 6: Final answer
x = 5,692,641.02
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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.