Finding the Fourth Proportional to 18,937,235.05, 26,133,897.59 and 11,594,928.49
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Solution
The fourth proportional to 18,937,235.05, 26,133,897.59 and 11,594,928.49 is: 16,001,315.55
Step by Step Solution
- Step 1: Write the proportion equation
18,937,235.05 : 26,133,897.59 = 11,594,928.49 : x - Step 2: Convert to fraction form
18,937,235.05/26,133,897.59 = 11,594,928.49/x - Step 3: Cross multiply
18,937,235.05x = 26,133,897.59 × 11,594,928.49 - Step 4: Simplify right side
18,937,235.05x = 303,020,673,721,033.31 - Step 5: Solve for x
x = 303,020,673,721,033.31/18,937,235.05 - Step 6: Final answer
x = 16,001,315.55
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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.