Finding the Fourth Proportional to 64,483,834.36, 88,987,697.08 and 35,115,158.12
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Solution
The fourth proportional to 64,483,834.36, 88,987,697.08 and 35,115,158.12 is: 48,458,921.29
Step by Step Solution
- Step 1: Write the proportion equation
64,483,834.36 : 88,987,697.08 = 35,115,158.12 : x - Step 2: Convert to fraction form
64,483,834.36/88,987,697.08 = 35,115,158.12/x - Step 3: Cross multiply
64,483,834.36x = 88,987,697.08 × 35,115,158.12 - Step 4: Simplify right side
64,483,834.36x = 3,124,817,053,698,862 - Step 5: Solve for x
x = 3,124,817,053,698,862/64,483,834.36 - Step 6: Final answer
x = 48,458,921.29
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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.