Finding the Fourth Proportional to 73,653,955.68, 110,485,361.76 and 22,536,417.12
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Solution
The fourth proportional to 73,653,955.68, 110,485,361.76 and 22,536,417.12 is: 33,805,980.62
Step by Step Solution
- Step 1: Write the proportion equation
73,653,955.68 : 110,485,361.76 = 22,536,417.12 : x - Step 2: Convert to fraction form
73,653,955.68/110,485,361.76 = 22,536,417.12/x - Step 3: Cross multiply
73,653,955.68x = 110,485,361.76 × 22,536,417.12 - Step 4: Simplify right side
73,653,955.68x = 2,489,944,198,277,457.50 - Step 5: Solve for x
x = 2,489,944,198,277,457.50/73,653,955.68 - Step 6: Final answer
x = 33,805,980.62
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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.