Finding the Fourth Proportional to 79,983,966.78, 119,980,427.04 and 22,471,749
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Solution
The fourth proportional to 79,983,966.78, 119,980,427.04 and 22,471,749 is: 33,708,881.29
Step by Step Solution
- Step 1: Write the proportion equation
79,983,966.78 : 119,980,427.04 = 22,471,749 : x - Step 2: Convert to fraction form
79,983,966.78/119,980,427.04 = 22,471,749/x - Step 3: Cross multiply
79,983,966.78x = 119,980,427.04 × 22,471,749 - Step 4: Simplify right side
79,983,966.78x = 2,696,170,041,355,693 - Step 5: Solve for x
x = 2,696,170,041,355,693/79,983,966.78 - Step 6: Final answer
x = 33,708,881.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.