Finding the Fourth Proportional to 55,509,682.24, 83,312,352.84 and 38,482,312.48
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Solution
The fourth proportional to 55,509,682.24, 83,312,352.84 and 38,482,312.48 is: 57,756,626.70
Step by Step Solution
- Step 1: Write the proportion equation
55,509,682.24 : 83,312,352.84 = 38,482,312.48 : x - Step 2: Convert to fraction form
55,509,682.24/83,312,352.84 = 38,482,312.48/x - Step 3: Cross multiply
55,509,682.24x = 83,312,352.84 × 38,482,312.48 - Step 4: Simplify right side
55,509,682.24x = 3,206,051,995,432,895.50 - Step 5: Solve for x
x = 3,206,051,995,432,895.50/55,509,682.24 - Step 6: Final answer
x = 57,756,626.70
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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.