Finding the Fourth Proportional to 9,640,791.66, 13,304,709.06 and 5,772,574.29
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Solution
The fourth proportional to 9,640,791.66, 13,304,709.06 and 5,772,574.29 is: 7,966,401.95
Step by Step Solution
- Step 1: Write the proportion equation
9,640,791.66 : 13,304,709.06 = 5,772,574.29 : x - Step 2: Convert to fraction form
9,640,791.66/13,304,709.06 = 5,772,574.29/x - Step 3: Cross multiply
9,640,791.66x = 13,304,709.06 × 5,772,574.29 - Step 4: Simplify right side
9,640,791.66x = 76,802,421,455,686.08 - Step 5: Solve for x
x = 76,802,421,455,686.08/9,640,791.66 - Step 6: Final answer
x = 7,966,401.95
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1.5x scale
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.