Finding the Fourth Proportional to 17,720,888.90, 26,585,094.99 and 5,593,857.26
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Solution
The fourth proportional to 17,720,888.90, 26,585,094.99 and 5,593,857.26 is: 8,391,973.31
Step by Step Solution
- Step 1: Write the proportion equation
17,720,888.90 : 26,585,094.99 = 5,593,857.26 : x - Step 2: Convert to fraction form
17,720,888.90/26,585,094.99 = 5,593,857.26/x - Step 3: Cross multiply
17,720,888.90x = 26,585,094.99 × 5,593,857.26 - Step 4: Simplify right side
17,720,888.90x = 148,713,226,617,601.12 - Step 5: Solve for x
x = 148,713,226,617,601.12/17,720,888.90 - Step 6: Final answer
x = 8,391,973.31
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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.