Finding the Fourth Proportional to 23,496,072.90, 32,426,632.36 and 13,709,669.91
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Solution
The fourth proportional to 23,496,072.90, 32,426,632.36 and 13,709,669.91 is: 18,920,541.65
Step by Step Solution
- Step 1: Write the proportion equation
23,496,072.90 : 32,426,632.36 = 13,709,669.91 : x - Step 2: Convert to fraction form
23,496,072.90/32,426,632.36 = 13,709,669.91/x - Step 3: Cross multiply
23,496,072.90x = 32,426,632.36 × 13,709,669.91 - Step 4: Simplify right side
23,496,072.90x = 444,558,425,948,524.31 - Step 5: Solve for x
x = 444,558,425,948,524.31/23,496,072.90 - Step 6: Final answer
x = 18,920,541.65
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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.