Finding the Fourth Proportional to 19,482,576.84, 29,225,585.70 and 5,105,588.76
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Solution
The fourth proportional to 19,482,576.84, 29,225,585.70 and 5,105,588.76 is: 7,658,834.00
Step by Step Solution
- Step 1: Write the proportion equation
19,482,576.84 : 29,225,585.70 = 5,105,588.76 : x - Step 2: Convert to fraction form
19,482,576.84/29,225,585.70 = 5,105,588.76/x - Step 3: Cross multiply
19,482,576.84x = 29,225,585.70 × 5,105,588.76 - Step 4: Simplify right side
19,482,576.84x = 149,213,821,854,336.72 - Step 5: Solve for x
x = 149,213,821,854,336.72/19,482,576.84 - Step 6: Final answer
x = 7,658,834.00
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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.