Finding the Fourth Proportional to 19,544,042.46, 26,970,810.42 and 10,842,215.28
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Solution
The fourth proportional to 19,544,042.46, 26,970,810.42 and 10,842,215.28 is: 14,962,274.74
Step by Step Solution
- Step 1: Write the proportion equation
19,544,042.46 : 26,970,810.42 = 10,842,215.28 : x - Step 2: Convert to fraction form
19,544,042.46/26,970,810.42 = 10,842,215.28/x - Step 3: Cross multiply
19,544,042.46x = 26,970,810.42 × 10,842,215.28 - Step 4: Simplify right side
19,544,042.46x = 292,423,332,849,707.25 - Step 5: Solve for x
x = 292,423,332,849,707.25/19,544,042.46 - Step 6: Final answer
x = 14,962,274.74
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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.