Finding the Fourth Proportional to 52,395,402.26, 78,224,699.65 and 40,034,675.09
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Solution
The fourth proportional to 52,395,402.26, 78,224,699.65 and 40,034,675.09 is: 59,770,519.92
Step by Step Solution
- Step 1: Write the proportion equation
52,395,402.26 : 78,224,699.65 = 40,034,675.09 : x - Step 2: Convert to fraction form
52,395,402.26/78,224,699.65 = 40,034,675.09/x - Step 3: Cross multiply
52,395,402.26x = 78,224,699.65 × 40,034,675.09 - Step 4: Simplify right side
52,395,402.26x = 3,131,700,434,500,587 - Step 5: Solve for x
x = 3,131,700,434,500,587/52,395,402.26 - Step 6: Final answer
x = 59,770,519.92
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.