Finding the Fourth Proportional to 73,609,933.74, 101,580,375.15 and 40,119,702.54
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Solution
The fourth proportional to 73,609,933.74, 101,580,375.15 and 40,119,702.54 is: 55,364,462.75
Step by Step Solution
- Step 1: Write the proportion equation
73,609,933.74 : 101,580,375.15 = 40,119,702.54 : x - Step 2: Convert to fraction form
73,609,933.74/101,580,375.15 = 40,119,702.54/x - Step 3: Cross multiply
73,609,933.74x = 101,580,375.15 × 40,119,702.54 - Step 4: Simplify right side
73,609,933.74x = 4,075,374,434,919,608 - Step 5: Solve for x
x = 4,075,374,434,919,608/73,609,933.74 - Step 6: Final answer
x = 55,364,462.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.