Finding the Fourth Proportional to 64,454,042.70, 96,539,346.45 and 55,950,986.70
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Solution
The fourth proportional to 64,454,042.70, 96,539,346.45 and 55,950,986.70 is: 83,803,458.45
Step by Step Solution
- Step 1: Write the proportion equation
64,454,042.70 : 96,539,346.45 = 55,950,986.70 : x - Step 2: Convert to fraction form
64,454,042.70/96,539,346.45 = 55,950,986.70/x - Step 3: Cross multiply
64,454,042.70x = 96,539,346.45 × 55,950,986.70 - Step 4: Simplify right side
64,454,042.70x = 5,401,471,689,250,643 - Step 5: Solve for x
x = 5,401,471,689,250,643/64,454,042.70 - Step 6: Final answer
x = 83,803,458.45
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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.