Finding the Fourth Proportional to 19,149,323.88, 26,426,036.79 and 10,447,497.26
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Solution
The fourth proportional to 19,149,323.88, 26,426,036.79 and 10,447,497.26 is: 14,417,529.75
Step by Step Solution
- Step 1: Write the proportion equation
19,149,323.88 : 26,426,036.79 = 10,447,497.26 : x - Step 2: Convert to fraction form
19,149,323.88/26,426,036.79 = 10,447,497.26/x - Step 3: Cross multiply
19,149,323.88x = 26,426,036.79 × 10,447,497.26 - Step 4: Simplify right side
19,149,323.88x = 276,085,946,824,054.03 - Step 5: Solve for x
x = 276,085,946,824,054.03/19,149,323.88 - Step 6: Final answer
x = 14,417,529.75
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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.