Finding the Fourth Proportional to 39,292,028.34, 54,225,864.93 and 22,776,416.70
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Solution
The fourth proportional to 39,292,028.34, 54,225,864.93 and 22,776,416.70 is: 31,433,116.28
Step by Step Solution
- Step 1: Write the proportion equation
39,292,028.34 : 54,225,864.93 = 22,776,416.70 : x - Step 2: Convert to fraction form
39,292,028.34/54,225,864.93 = 22,776,416.70/x - Step 3: Cross multiply
39,292,028.34x = 54,225,864.93 × 22,776,416.70 - Step 4: Simplify right side
39,292,028.34x = 1,235,070,895,563,596.25 - Step 5: Solve for x
x = 1,235,070,895,563,596.25/39,292,028.34 - Step 6: Final answer
x = 31,433,116.28
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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.