Finding the Fourth Proportional to 19,717,282.19, 27,208,424.07 and 10,896,628.02
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Solution
The fourth proportional to 19,717,282.19, 27,208,424.07 and 10,896,628.02 is: 15,036,558.96
Step by Step Solution
- Step 1: Write the proportion equation
19,717,282.19 : 27,208,424.07 = 10,896,628.02 : x - Step 2: Convert to fraction form
19,717,282.19/27,208,424.07 = 10,896,628.02/x - Step 3: Cross multiply
19,717,282.19x = 27,208,424.07 × 10,896,628.02 - Step 4: Simplify right side
19,717,282.19x = 296,480,076,152,220.25 - Step 5: Solve for x
x = 296,480,076,152,220.25/19,717,282.19 - Step 6: Final answer
x = 15,036,558.96
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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.