Finding the Fourth Proportional to 73,470,421.59, 110,137,406.18 and 32,507,982.66
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Solution
The fourth proportional to 73,470,421.59, 110,137,406.18 and 32,507,982.66 is: 48,731,786.38
Step by Step Solution
- Step 1: Write the proportion equation
73,470,421.59 : 110,137,406.18 = 32,507,982.66 : x - Step 2: Convert to fraction form
73,470,421.59/110,137,406.18 = 32,507,982.66/x - Step 3: Cross multiply
73,470,421.59x = 110,137,406.18 × 32,507,982.66 - Step 4: Simplify right side
73,470,421.59x = 3,580,344,890,316,817 - Step 5: Solve for x
x = 3,580,344,890,316,817/73,470,421.59 - Step 6: Final answer
x = 48,731,786.38
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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.