Finding the Fourth Proportional to 26,362,554.14, 39,515,930.01 and 11,995,710.95
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Solution
The fourth proportional to 26,362,554.14, 39,515,930.01 and 11,995,710.95 is: 17,980,870.59
Step by Step Solution
- Step 1: Write the proportion equation
26,362,554.14 : 39,515,930.01 = 11,995,710.95 : x - Step 2: Convert to fraction form
26,362,554.14/39,515,930.01 = 11,995,710.95/x - Step 3: Cross multiply
26,362,554.14x = 39,515,930.01 × 11,995,710.95 - Step 4: Simplify right side
26,362,554.14x = 474,021,674,320,390.56 - Step 5: Solve for x
x = 474,021,674,320,390.56/26,362,554.14 - Step 6: Final answer
x = 17,980,870.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.