Finding the Fourth Proportional to 19,777,237.84, 29,667,390.24 and 5,943,116.32
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Solution
The fourth proportional to 19,777,237.84, 29,667,390.24 and 5,943,116.32 is: 8,915,135.30
Step by Step Solution
- Step 1: Write the proportion equation
19,777,237.84 : 29,667,390.24 = 5,943,116.32 : x - Step 2: Convert to fraction form
19,777,237.84/29,667,390.24 = 5,943,116.32/x - Step 3: Cross multiply
19,777,237.84x = 29,667,390.24 × 5,943,116.32 - Step 4: Simplify right side
19,777,237.84x = 176,316,751,107,152.72 - Step 5: Solve for x
x = 176,316,751,107,152.72/19,777,237.84 - Step 6: Final answer
x = 8,915,135.30
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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.