Finding the Fourth Proportional to 11,159,804.73, 15,398,696.65 and 6,575,502.81
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Solution
The fourth proportional to 11,159,804.73, 15,398,696.65 and 6,575,502.81 is: 9,073,113.33
Step by Step Solution
- Step 1: Write the proportion equation
11,159,804.73 : 15,398,696.65 = 6,575,502.81 : x - Step 2: Convert to fraction form
11,159,804.73/15,398,696.65 = 6,575,502.81/x - Step 3: Cross multiply
11,159,804.73x = 15,398,696.65 × 6,575,502.81 - Step 4: Simplify right side
11,159,804.73x = 101,254,173,092,412.58 - Step 5: Solve for x
x = 101,254,173,092,412.58/11,159,804.73 - Step 6: Final answer
x = 9,073,113.33
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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.