Finding the Fourth Proportional to 9,292,841.06, 12,823,368.87 and 5,372,848.68
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Solution
The fourth proportional to 9,292,841.06, 12,823,368.87 and 5,372,848.68 is: 7,414,096.51
Step by Step Solution
- Step 1: Write the proportion equation
9,292,841.06 : 12,823,368.87 = 5,372,848.68 : x - Step 2: Convert to fraction form
9,292,841.06/12,823,368.87 = 5,372,848.68/x - Step 3: Cross multiply
9,292,841.06x = 12,823,368.87 × 5,372,848.68 - Step 4: Simplify right side
9,292,841.06x = 68,898,020,435,534.65 - Step 5: Solve for x
x = 68,898,020,435,534.65/9,292,841.06 - Step 6: Final answer
x = 7,414,096.51
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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.