Finding the Fourth Proportional to 32,645,272.02, 48,893,462.55 and 15,617,989.86
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Solution
The fourth proportional to 32,645,272.02, 48,893,462.55 and 15,617,989.86 is: 23,391,368.95
Step by Step Solution
- Step 1: Write the proportion equation
32,645,272.02 : 48,893,462.55 = 15,617,989.86 : x - Step 2: Convert to fraction form
32,645,272.02/48,893,462.55 = 15,617,989.86/x - Step 3: Cross multiply
32,645,272.02x = 48,893,462.55 × 15,617,989.86 - Step 4: Simplify right side
32,645,272.02x = 763,617,602,326,189.62 - Step 5: Solve for x
x = 763,617,602,326,189.62/32,645,272.02 - Step 6: Final answer
x = 23,391,368.95
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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.