Finding the Fourth Proportional to 73,869,373.84, 110,815,967.76 and 22,751,368.96
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Solution
The fourth proportional to 73,869,373.84, 110,815,967.76 and 22,751,368.96 is: 34,130,720.73
Step by Step Solution
- Step 1: Write the proportion equation
73,869,373.84 : 110,815,967.76 = 22,751,368.96 : x - Step 2: Convert to fraction form
73,869,373.84/110,815,967.76 = 22,751,368.96/x - Step 3: Cross multiply
73,869,373.84x = 110,815,967.76 × 22,751,368.96 - Step 4: Simplify right side
73,869,373.84x = 2,521,214,969,167,225 - Step 5: Solve for x
x = 2,521,214,969,167,225/73,869,373.84 - Step 6: Final answer
x = 34,130,720.73
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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.