Finding the Fourth Proportional to 19,148,283.63, 26,424,504.39 and 10,888,346.51
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Solution
The fourth proportional to 19,148,283.63, 26,424,504.39 and 10,888,346.51 is: 15,025,845.95
Step by Step Solution
- Step 1: Write the proportion equation
19,148,283.63 : 26,424,504.39 = 10,888,346.51 : x - Step 2: Convert to fraction form
19,148,283.63/26,424,504.39 = 10,888,346.51/x - Step 3: Cross multiply
19,148,283.63x = 26,424,504.39 × 10,888,346.51 - Step 4: Simplify right side
19,148,283.63x = 287,719,160,010,237.88 - Step 5: Solve for x
x = 287,719,160,010,237.88/19,148,283.63 - Step 6: Final answer
x = 15,025,845.95
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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.