Finding the Fourth Proportional to 19,653,415.08, 29,480,122.62 and 7,677,753
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Solution
The fourth proportional to 19,653,415.08, 29,480,122.62 and 7,677,753 is: 11,516,629.50
Step by Step Solution
- Step 1: Write the proportion equation
19,653,415.08 : 29,480,122.62 = 7,677,753 : x - Step 2: Convert to fraction form
19,653,415.08/29,480,122.62 = 7,677,753/x - Step 3: Cross multiply
19,653,415.08x = 29,480,122.62 × 7,677,753 - Step 4: Simplify right side
19,653,415.08x = 226,341,099,886,072.88 - Step 5: Solve for x
x = 226,341,099,886,072.88/19,653,415.08 - Step 6: Final answer
x = 11,516,629.50
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1.5x scale
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.